The Margraviate of Brandenburg (german: link=no, Markgrafschaft Brandenburg) was a major
principality of the
Holy Roman Empire
The Holy Roman Empire was a political entity in Western, Central, and Southern Europe that developed during the Early Middle Ages and continued until its dissolution in 1806 during the Napoleonic Wars.
From the accession of Otto I in 962 ...
from 1157 to 1806 that played a pivotal role in the history of Germany and Central Europe.
Brandenburg developed out of the
Northern March
The Northern March or North March (german: Nordmark) was created out of the division of the vast ''Marca Geronis'' in 965. It initially comprised the northern third of the ''Marca'' (roughly corresponding to the modern state of Brandenburg) and ...
founded in the territory of the
Slavic Wends
Wends ( ang, Winedas ; non, Vindar; german: Wenden , ; da, vendere; sv, vender; pl, Wendowie, cz, Wendové) is a historical name for Slavs living near Germanic settlement areas. It refers not to a homogeneous people, but to various peopl ...
. It derived one of its names from this inheritance, the March of Brandenburg (). Its ruling
margrave
Margrave was originally the medieval title for the military commander assigned to maintain the defence of one of the border provinces of the Holy Roman Empire or of a kingdom. That position became hereditary in certain feudal families in the E ...
s were established as prestigious
prince-elector
The prince-electors (german: Kurfürst pl. , cz, Kurfiřt, la, Princeps Elector), or electors for short, were the members of the electoral college that elected the Holy Roman Emperor, emperor of the Holy Roman Empire.
From the 13th century ...
s in the
Golden Bull of 1356
The Golden Bull of 1356 (, , , , ) was a decree issued by the Imperial Diet at Nuremberg and Metz ( Diet of Metz, 1356/57) headed by the Emperor Charles IV which fixed, for a period of more than four hundred years, important aspects of the co ...
, allowing them to vote in the election of the
Holy Roman Emperor. The state thus became additionally known as Electoral Brandenburg or the Electorate of Brandenburg ( or ).
The
House of Hohenzollern
The House of Hohenzollern (, also , german: Haus Hohenzollern, , ro, Casa de Hohenzollern) is a German royal (and from 1871 to 1918, imperial) dynasty whose members were variously princes, electors, kings and emperors of Hohenzollern, Brandenb ...
came to the throne of Brandenburg in 1415. In 1417,
Frederick I Frederick I may refer to:
* Frederick of Utrecht or Frederick I (815/16–834/38), Bishop of Utrecht.
* Frederick I, Duke of Upper Lorraine (942–978)
* Frederick I, Duke of Swabia (1050–1105)
* Frederick I, Count of Zol ...
moved its capital from
Brandenburg an der Havel
Brandenburg an der Havel () is a town in Brandenburg, Germany, which served as the capital of the Margraviate of Brandenburg until it was replaced by Berlin in 1417.
With a population of 72,040 (as of 2020), it is located on the banks of the ...
to
Berlin
Berlin is Capital of Germany, the capital and largest city of Germany, both by area and List of cities in Germany by population, by population. Its more than 3.85 million inhabitants make it the European Union's List of cities in the European U ...
. By 1535, the electorate had an area of some and a population of 400,000.
[ Preserved Smith]
The Social Background of the Reformation.
1920. Page 17. Under Hohenzollern leadership, Brandenburg grew rapidly in power during the 17th century and inherited the
Duchy of Prussia
The Duchy of Prussia (german: Herzogtum Preußen, pl, Księstwo Pruskie, lt, Prūsijos kunigaikštystė) or Ducal Prussia (german: Herzogliches Preußen, link=no; pl, Prusy Książęce, link=no) was a duchy in the region of Prussia establish ...
. The resulting
Brandenburg-Prussia
Brandenburg-Prussia (german: Brandenburg-Preußen; ) is the historiographic denomination for the early modern realm of the Brandenburgian Hohenzollerns between 1618 and 1701. Based in the Electorate of Brandenburg, the main branch of the Hohe ...
was the predecessor of the
Kingdom of Prussia
The Kingdom of Prussia (german: Königreich Preußen, ) constituted the German state of Prussia between 1701 and 1918. Marriott, J. A. R., and Charles Grant Robertson. ''The Evolution of Prussia, the Making of an Empire''. Rev. ed. Oxford: ...
, which became a leading German state during the 18th century. Although the electors' highest title was "
King in/of Prussia", their power base remained in Brandenburg and its capital
Berlin
Berlin is Capital of Germany, the capital and largest city of Germany, both by area and List of cities in Germany by population, by population. Its more than 3.85 million inhabitants make it the European Union's List of cities in the European U ...
.

The Margraviate of Brandenburg ended with the
dissolution
Dissolution may refer to:
Arts and entertainment Books
* ''Dissolution'' (''Forgotten Realms'' novel), a 2002 fantasy novel by Richard Lee Byers
* ''Dissolution'' (Sansom novel), a 2003 historical novel by C. J. Sansom Music
* Dissolution, in mu ...
of the
Holy Roman Empire
The Holy Roman Empire was a political entity in Western, Central, and Southern Europe that developed during the Early Middle Ages and continued until its dissolution in 1806 during the Napoleonic Wars.
From the accession of Otto I in 962 ...
in 1806. It was replaced after the
Napoleonic Wars
The Napoleonic Wars (1803–1815) were a series of major global conflicts pitting the French Empire and its allies, led by Napoleon I, against a fluctuating array of European states formed into various coalitions. It produced a period of Fren ...
with the Prussian
Province of Brandenburg
The Province of Brandenburg (german: Provinz Brandenburg) was a province of Prussia from 1815 to 1945. Brandenburg was established in 1815 from the Kingdom of Prussia's core territory, comprised the bulk of the historic Margraviate of Brandenburg ...
in 1815. The Hohenzollern Kingdom of Prussia was the primary driving force behind the
unification of Germany
The unification of Germany (, ) was the process of building the modern German nation state with federal features based on the concept of Lesser Germany (one without multinational Austria), which commenced on 18 August 1866 with adoption of ...
. The Prussian-dominated
North German Confederation
The North German Confederation (german: Norddeutscher Bund) was initially a German military alliance established in August 1866 under the leadership of the Kingdom of Prussia, which was transformed in the subsequent year into a confederated st ...
later transformed in 1871 into the
German Empire was the
legal predecessor of the united
German Reich
German ''Reich'' (lit. German Realm, German Empire, from german: Deutsches Reich, ) was the constitutional name for the German nation state that existed from 1871 to 1945. The ''Reich'' became understood as deriving its authority and sovereignty ...
of 1871–1945, and as such a direct ancestor of the present-day
Federal Republic of Germany
Germany, officially the Federal Republic of Germany (FRG),, is a country in Central Europe. It is the most populous member state of the European Union. Germany lies between the Baltic and North Sea to the north and the Alps to the south ...
,
Geography
The territory of the former margraviate, commonly known as the , lies in present-day eastern Germany and western Poland. Geographically it encompassed the majority of the present-day
German states of
Brandenburg
Brandenburg (; nds, Brannenborg; dsb, Bramborska ) is a state in the northeast of Germany bordering the states of Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony, as well as the country of Poland. With an area of 29,480 square ...
and Berlin, the
Altmark :''See German tanker Altmark for the ship named after Altmark and Stary Targ for the Polish village named Altmark in German.''
The (English: Old MarchHansard, ''The Parliamentary Debates from the Year 1803 to the Present Time ...'', Volume 32. ...
(the northern third of
Saxony-Anhalt
Saxony-Anhalt (german: Sachsen-Anhalt ; nds, Sassen-Anholt) is a state of Germany, bordering the states of Brandenburg, Saxony, Thuringia and Lower Saxony. It covers an area of
and has a population of 2.18 million inhabitants, making it the ...
), and the
Neumark
The Neumark (), also known as the New March ( pl, Nowa Marchia) or as East Brandenburg (), was a region of the Margraviate of Brandenburg and its successors located east of the Oder River in territory which became part of Poland in 1945.
Cal ...
(now divided between Poland's
Lubusz and
West Pomeranian Voivodeship
The West Pomeranian Voivodeship, also known as the West Pomerania Province, is a voivodeship (province) in northwestern Poland. Its capital and largest city is Szczecin. Its area equals 22 892.48 km² (8,838.84 sq mi), and in 2021, it was ...
s). Parts of the present-day federal state Brandenburg, such as
Lower Lusatia
Lower Lusatia (; ; ; szl, Dolnŏ Łużyca; ; ) is a historical region in Central Europe, stretching from the southeast of the German state of Brandenburg to the southwest of Lubusz Voivodeship in Poland. Like adjacent Upper Lusatia in the ...
and territory which had been
Saxon
The Saxons ( la, Saxones, german: Sachsen, ang, Seaxan, osx, Sahson, nds, Sassen, nl, Saksen) were a group of Germanic
*
*
*
*
peoples whose name was given in the early Middle Ages to a large country ( Old Saxony, la, Saxonia) near the No ...
until 1815, were not parts of the Mark. Colloquially but not accurately, the federal state Brandenburg is sometimes identified as the Mark or Mark Brandenburg.
The region was formed during the
ice age
An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and gre ...
and characterized by
moraine
A moraine is any accumulation of unconsolidated debris ( regolith and rock), sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a glacier or ice sh ...
s, glacial valleys, and numerous lakes. The territory is known as a or
march
March is the third month of the year in both the Julian and Gregorian calendars. It is the second of seven months to have a length of 31 days. In the Northern Hemisphere, the meteorological beginning of spring occurs on the first day of March ...
because it was a border county of the
Holy Roman Empire
The Holy Roman Empire was a political entity in Western, Central, and Southern Europe that developed during the Early Middle Ages and continued until its dissolution in 1806 during the Napoleonic Wars.
From the accession of Otto I in 962 ...
(see also
Margraviate of Meissen
The Margravate of Meissen (german: Markgrafschaft Meißen) was a medieval principality in the area of the modern German state of Saxony. It originally was a frontier march of the Holy Roman Empire, created out of the vast '' Marca Geronis'' ( Sax ...
).
The Mark is defined by two uplands and two depressions. The depressions are taken up by rivers and chains of lakes with marsh and boggy soil along the shores; once used for
peat
Peat (), also known as turf (), is an accumulation of partially decayed vegetation or organic matter. It is unique to natural areas called peatlands, bogs, mires, moors, or muskegs. The peatland ecosystem covers and is the most efficien ...
collection, the riverbanks are now mostly drained and dry.
The Northern or
Baltic Uplands
The Baltic UplandsDickinson, Robert E. (1964). ''Germany: A regional and economic geography'' (2nd ed.). London: Methuen, p. 614. . (german: Baltischer Landrücken or ''Nördlicher Landrücken'') is a chain of morainic hills about wide that bord ...
of the
Mecklenburg Lake Plateau have only minor extensions into Brandenburg. The approximately 230 km-long range of hills in the Mark's south begins in the
Lusatian Highlands
The Lusatian Highlands[''Upper Lusatia''](_blank)
at www.silvaportal.info. Accessed on 10 July 20 ...
(near
Żary (Sorau)) and continues past
Trzebiel (Triebel) and
Spremberg
Spremberg ( dsb, Grodk) is a municipality near the Saxon city of Hoyerswerda and is in the Spree-Neiße district of Brandenburg, Germany.
First mentioned in 1301, the town alone has 14,028 inhabitants, and the municipality, including other vill ...
, then to the northwest through
Calau
Calau (, dsb, Kalawa) is a small town in the Oberspreewald-Lausitz district, in southern Brandenburg, Germany. It is situated 14 km south of Lübbenau, and 27 km west of Cottbus. Calau is also called the home of the Kalauer.
Geog ...
, and ends in the bare and dry
Fläming. The southern depression is generally to the north of this ridge and appears strikingly in the
Spreewald
The Spree Forest (German: ''Spreewald'', ; Lower Sorbian: ''Błota'', i.e. 'the Swamps') is a large inland delta of the river Spree, and a historical cultural landscape located in the region of ( Lower) Lusatia, in the state of Brandenburg, G ...
(between
Baruth/Mark
Baruth/Mark is a town in the Teltow-Fläming district of Brandenburg, Germany. It is situated 24 km east of Luckenwalde, and 53 km south of Berlin.
Geography
Baruth/Mark is structured in the following parts of town,Main constitution ...
and
Plaue an der Havel
Plaue is a town in the Ilm-Kreis district, in Thuringia, Germany. It is situated on the river Gera, 11 km north of Ilmenau, and 8 km southwest of Arnstadt. The former municipality Neusiß was merged into Plaue in January 2019. Plaue sta ...
). The northern depression, lying almost directly south of the Baltic uplands, is defined by the lowlands of the
Noteć
Noteć (; , ) is a river in central Poland with a length of (7th longest) and a basin area of .Warta
The river Warta ( , ; german: Warthe ; la, Varta) rises in central Poland and meanders greatly north-west to flow into the Oder, against the German border. About long, it is Poland's second-longest river within its borders after the Vistula, a ...
Rivers, the
Oderbruch The Oderbruch ( pl, Kotlina Freienwaldzka) is a landscape located at the Oder river in eastern Germany on the Polish border, with a small part also in Poland. It extends from the towns Oderberg and Bad Freienwalde in the north to Lebus in the south ...
, the valley of the
Finow
Finow is a river of Brandenburg, Germany. Originally, it flowed into the Oder near Oderberg, but since the creation of the Finow Canal in the 17th century, it flows into this canal near Finowfurt.
See also
*List of rivers of Brandenburg
A lis ...
, the
Havelland
Geographically, the Havelland is the region around which the River Havel flows in a U-shape between Oranienburg to the northeast and Rhinow to the northwest. The northern boundary of the Havelland is formed by the River Rhin and the Rhin Can ...
moor, and the
Oder River
The Oder ( , ; Czech, Lower Sorbian and ; ) is a river in Central Europe. It is Poland's second-longest river in total length and third-longest within its borders after the Vistula and Warta. The Oder rises in the Czech Republic and flow ...
.

Between these two depressions is a low plateau that extends from the
Poznań
Poznań () is a city on the River Warta in west-central Poland, within the Greater Poland region. The city is an important cultural and business centre, and one of Poland's most populous regions with many regional customs such as Saint Joh ...
area westward to Brandenburg through
Torzym (Sternberg), the
Spree plateau, and the
Mittelmark
The Mittelmark (German for "Middle March") is a historical region in eastern Germany that was the core territory of the Margrave of Brandenburg between the Oder and Elbe rivers.
The name refers to the location of the territory between the Altmark ...
. From southeast to northwest, this plateau is intersected by the lowland of the
Leniwa Obra and the
Oder River
The Oder ( , ; Czech, Lower Sorbian and ; ) is a river in Central Europe. It is Poland's second-longest river in total length and third-longest within its borders after the Vistula and Warta. The Oder rises in the Czech Republic and flow ...
below the confluence of the
Lusatian Neisse
The Lusatian Neisse (german: Lausitzer Neiße; pl, Nysa Łużycka; cs, Lužická Nisa; Upper Sorbian: ''Łužiska Nysa''; Lower Sorbian: ''Łužyska Nysa''), or Western Neisse, is a river in northern Central Europe.[Barnim
Barnim () is a district in Brandenburg, Germany. It is bounded by (from the east and clockwise) Poland, the district of Märkisch-Oderland, the city state of Berlin and the districts of Oberhavel and Uckermark.
History
The name "Barnim" emer ...]
, the
Teltow
Teltow [] is a town in the Potsdam-Mittelmark district, in Brandenburg, Germany.
Geography
Teltow is part of the agglomeration of Berlin. The distance to the Berlin city centre is , while the distance to Potsdam is .
The Teltow Canal links th ...
, the Semmelberg near
Bad Freienwalde
Bad Freienwalde is a spa town in the Märkisch-Oderland district in Brandenburg, Germany.
Geography
The town is situated on the Alte Oder, an old branch of the Oder River at the northwestern rim of the Oderbruch basin and the steep rise of the B ...
(), the Müggelberge in
Köpenick
Köpenick () is a historic town and locality (''Ortsteil'') in Berlin, situated at the confluence of the rivers Dahme and Spree in the south-east of the German capital. It was formerly known as Copanic and then Cöpenick, only officially adop ...
(), the Havelberge (), and the Rauen Hills near
Fürstenwalde
Fürstenwalde/Spree (; Lower Sorbian: ''Pśibor pśi Sprjewje'') is the most populous town in the Oder-Spree District of Brandenburg, Germany.
Geography
The town is situated in the glacial valley ('' Urstromtal'') of the Spree river north of ...
().
The region is predominantly marked by dry,
sand
Sand is a granular material composed of finely divided mineral particles. Sand has various compositions but is defined by its grain size. Sand grains are smaller than gravel and coarser than silt. Sand can also refer to a soil texture, textur ...
y soil, wide stretches of which have
pine
A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family (biology), family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanic ...
trees and
erica
Erica or ERICA may refer to:
* Erica (given name)
* ''Erica'' (plant), a flowering plant genus
* Erica (chatbot), a service of Bank of America
* ''Erica'' (video game), a 2019 FMV video game
* ''Erica'' (spider), a jumping spider genus
* Eri ...
plants, or heath. However, the soil is
loam
Loam (in geology and soil science) is soil composed mostly of sand ( particle size > ), silt (particle size > ), and a smaller amount of clay (particle size < ). By weight, its mineral composition is about 40–40–20% concentration of sand–si ...
y in the uplands and plateaus and, when farmed appropriately, can be agriculturally productive.
Mark Brandenburg has a cool, continental climate, with temperatures averaging near in January and February and near in July and August. Precipitation averages between 500 mm and 600 mm annually, with a modest summer maximum.
History
Northern March

By the eighth century,
Slavic Wends
Wends ( ang, Winedas ; non, Vindar; german: Wenden , ; da, vendere; sv, vender; pl, Wendowie, cz, Wendové) is a historical name for Slavs living near Germanic settlement areas. It refers not to a homogeneous people, but to various peopl ...
, such as the
Sprewane
The Sprevane or Sprevani (; Slavonic: ''Sprevjane'') were a Slavic tribe who lived around the river Spree, where Berlin is now, in the Brandenburg area of eastern Germany. They were first recorded in 948 and again in 965 as living in the territo ...
and
Hevelli
The Hevelli or Hevellians/ Navellasîni (sometimes ''Havolane''; german: Heveller or ''Stodoranen''; pl, Hawelanie or ''Stodoranie''; cs, Havolané or ''Stodorané'') were a tribe of the Polabian Slavs, who settled around the middle Havel river ...
(Havolane or Stodorans), started to move into the Brandenburg area. They intermarried with Saxons and Bohemians.
The Bishoprics of
Brandenburg
Brandenburg (; nds, Brannenborg; dsb, Bramborska ) is a state in the northeast of Germany bordering the states of Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony, as well as the country of Poland. With an area of 29,480 square ...
and
Havelberg
Havelberg () is a town in the district of Stendal, in Saxony-Anhalt, Germany. It is situated on the Havel, and part of the town is built on an island in the centre of the river. The two parts were incorporated as a town in 1875. It has a populati ...
were established at the beginning of the tenth century (in 928 and 948, respectively).
[Koch, p. 23.] They were suffragan to the
Archbishopric of Mainz
The Electorate of Mainz (german: Kurfürstentum Mainz or ', la, Electoratus Moguntinus), previously known in English as Mentz and by its French name Mayence, was one of the most prestigious and influential states of the Holy Roman Empire. In the ...
; the Bishopric of Brandenburg reached to the
Baltic Sea
The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain.
The sea stretches from 53°N to 66°N latitude and fr ...
.
King
Henry the Fowler
Henry the Fowler (german: Heinrich der Vogler or '; la, Henricus Auceps) (c. 876 – 2 July 936) was the Duke of Saxony from 912 and the King of East Francia from 919 until his death in 936. As the first non- Frankish king of East Francia, ...
started governing in the region in 928–929, allowing Emperor
Otto I
Otto I (23 November 912 – 7 May 973), traditionally known as Otto the Great (german: Otto der Große, it, Ottone il Grande), was East Frankish king from 936 and Holy Roman Emperor from 962 until his death in 973. He was the oldest son of Henr ...
to establish the
Northern March
The Northern March or North March (german: Nordmark) was created out of the division of the vast ''Marca Geronis'' in 965. It initially comprised the northern third of the ''Marca'' (roughly corresponding to the modern state of Brandenburg) and ...
under Margrave
Gero
Gero I ( – 20 May 965), sometimes called the Great ( la, magnus),Thompson, 486. Also se was a German nobleman who ruled an initially modest march centred on Merseburg in the south of the present German state of Saxony-Anhalt, which he expande ...
in 936 during the German . However, the march and the bishoprics were overthrown by a
Slavic rebellion in 983; until the collapse of the
Liutizian
The Lutici or Liutizi (known by various spelling variants) were a federation of West Slavic Polabian tribes, who between the 10th and 12th centuries lived in what is now northeastern Germany. Four tribes made up the core of the federation: t ...
alliance in the middle of the 11th century, the
Holy Roman Empire
The Holy Roman Empire was a political entity in Western, Central, and Southern Europe that developed during the Early Middle Ages and continued until its dissolution in 1806 during the Napoleonic Wars.
From the accession of Otto I in 962 ...
government through bishoprics and marches came nearly to a standstill for approximately 150 years,
[Koch, p. 24.] even though the bishopric was retained.
Prince
Pribislav of the Hevelli came to power at the castle of Brenna () in 1127. During Pribislav's reign, in which he cultivated close connections with the
German nobility
The German nobility (german: deutscher Adel) and royalty were status groups of the medieval society in Central Europe, which enjoyed certain privileges relative to other people under the laws and customs in the German-speaking area, until the be ...
, Germans succeeded in binding to the Holy Roman Empire the Havolane region from to
Spandau
Spandau () is the westernmost of the 12 boroughs () of Berlin, situated at the confluence of the Havel and Spree rivers and extending along the western bank of the Havel. It is the smallest borough by population, but the fourth largest by la ...
. The disputed eastern border continued between the Hevelli and the Sprewane, recognized as the Havel-Nuthe line. Prince
Jaxa of Köpenick
Jaxa of Köpenick (sometimes ''Jaksa'' or ''Jacza of Copnic'', pl, Jaksa z Kopnika or Jaksa z Kopanicy, Jaksa being an early Sorbian and/or Polish form of ''James'') ( fl. 1151–1157) was a prince of the West Slavic Sprevan Duchy of Kopanica ...
(''Jaxa de Copnic'') of the Sprewane lived in Köpenick east of the dividing line.
Ascanians

During the second phase of the German
Ostsiedlung
(, literally "East-settling") is the term for the Early Medieval and High Medieval migration-period when ethnic Germans moved into the territories in the eastern part of Francia, East Francia, and the Holy Roman Empire (that Germans had alr ...
,
Albert the Bear
Albert the Bear (german: Albrecht der Bär; 1100 – 18 November 1170) was the first margrave of Brandenburg from 1157 to his death and was briefly duke of Saxony between 1138 and 1142.
Life
Albert was the only son of Otto, Count of Bal ...
began the expansionary eastern policy of the
Ascanian
The House of Ascania (german: Askanier) was a dynasty of German rulers. It is also known as the House of Anhalt, which refers to its longest-held possession, Anhalt.
The Ascanians are named after Ascania (or Ascaria) Castle, known as ''Schloss ...
s. From 1123 to 1125 Albert developed contacts with Pribislav, who served as the godfather for the Ascanian's first son,
Otto
Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants ''Audo'', '' Odo'', '' Udo'') of Germanic names beginning in ''aud-'', an element meaning "wealth, prosperity".
The name is recorde ...
, and gave the boy the Zauche region as a christening present in 1134. In the same year, Emperor
Lothair III
Lothair III, sometimes numbered Lothair II and also known as Lothair of Supplinburg (1075 – 4 December 1137), was Holy Roman Emperor from 1133 until his death. He was appointed Duke of Saxony in 1106 and elected King of Germany in 1125 before ...
named Albert margrave of the
Northern March
The Northern March or North March (german: Nordmark) was created out of the division of the vast ''Marca Geronis'' in 965. It initially comprised the northern third of the ''Marca'' (roughly corresponding to the modern state of Brandenburg) and ...
and raised Pribislav to the status of king, although that was later rescinded. Also in 1134, Albert succeeded in securing for the Ascanians the inheritance of the childless Pribislav. After the latter's death in 1150, Albert received the Havolane residence of Brenna. The Ascanians also began to build the
castle
A castle is a type of fortified structure built during the Middle Ages predominantly by the nobility or royalty and by military orders. Scholars debate the scope of the word ''castle'', but usually consider it to be the private fortified r ...
of
Spandau
Spandau () is the westernmost of the 12 boroughs () of Berlin, situated at the confluence of the Havel and Spree rivers and extending along the western bank of the Havel. It is the smallest borough by population, but the fourth largest by la ...
.
In contrast to their leaders who had accepted Christianity, the Havolane population still worshipped old Slavic deities and opposed Albert's assumption of power.
Jaxa of Köpenick
Jaxa of Köpenick (sometimes ''Jaksa'' or ''Jacza of Copnic'', pl, Jaksa z Kopnika or Jaksa z Kopanicy, Jaksa being an early Sorbian and/or Polish form of ''James'') ( fl. 1151–1157) was a prince of the West Slavic Sprevan Duchy of Kopanica ...
, a possible relative of Pribislav and a claim-holder to Brandenburg, controlled Brandenburg with
Polish
Polish may refer to:
* Anything from or related to Poland, a country in Europe
* Polish language
* Poles, people from Poland or of Polish descent
* Polish chicken
*Polish brothers (Mark Polish and Michael Polish, born 1970), American twin screenwr ...
help, and ruled the land of the Stodorans. Older historical research dates this conquest to 1153, although there are no definite sources for the date. More recent researchers (such as Lutz Partenheimer) date it to spring 1157, as it is doubtful that Albert would not have responded to Jaxa's actions for four years.
With bloody victories on 11 June 1157, Albert the Bear was able to reconquer Brandenburg, exile Jaxa, and found a new lordship. Because he already held the title of margrave, Albert styled himself as
Margrave of Brandenburg
This article lists the Margraves and Electors of Brandenburg during the period of time that Brandenburg was a constituent state of the Holy Roman Empire.
The Mark, or ''March'', of Brandenburg was one of the primary constituent states of the Hol ...
() on 3 October 1157, thereby beginning the Margraviate of Brandenburg.

The territorial limits of the original margraviate differed from the area of the current Bundesland
Brandenburg
Brandenburg (; nds, Brannenborg; dsb, Bramborska ) is a state in the northeast of Germany bordering the states of Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony, as well as the country of Poland. With an area of 29,480 square ...
, consisting merely of the Havelland and Zauche regions. In the following 150 years the Ascanians succeeded in winning the
Uckermark
The Uckermark () is a historical region in northeastern Germany, straddles the Uckermark District of Brandenburg and the Vorpommern-Greifswald District of Mecklenburg-Vorpommern. Its traditional capital is Prenzlau.
Geography
The region is ...
,
Teltow
Teltow [] is a town in the Potsdam-Mittelmark district, in Brandenburg, Germany.
Geography
Teltow is part of the agglomeration of Berlin. The distance to the Berlin city centre is , while the distance to Potsdam is .
The Teltow Canal links th ...
, and
Barnim
Barnim () is a district in Brandenburg, Germany. It is bounded by (from the east and clockwise) Poland, the district of Märkisch-Oderland, the city state of Berlin and the districts of Oberhavel and Uckermark.
History
The name "Barnim" emer ...
regions east of the Havel and Nuthe, thereby extending the Mark to the
Oder River
The Oder ( , ; Czech, Lower Sorbian and ; ) is a river in Central Europe. It is Poland's second-longest river in total length and third-longest within its borders after the Vistula and Warta. The Oder rises in the Czech Republic and flow ...
. The ("New March") east of the Oder was acquired gradually through purchases, marriages, and aid to the
Piast dynasty
The House of Piast was the first historical ruling dynasty of Poland. The first documented Polish monarch was Duke Mieszko I (c. 930–992). The Piasts' royal rule in Poland ended in 1370 with the death of king Casimir III the Great.
Branc ...
of
Poland
Poland, officially the Republic of Poland, , is a country in Central Europe. Poland is divided into Voivodeships of Poland, sixteen voivodeships and is the fifth most populous member state of the European Union (EU), with over 38 mill ...
.
[Koch, p. 25.]
Because of the sandy soil prevalent in Brandenburg, the agriculturally meager principality was denigrated as "the
sandbox of the
Holy Roman Empire
The Holy Roman Empire was a political entity in Western, Central, and Southern Europe that developed during the Early Middle Ages and continued until its dissolution in 1806 during the Napoleonic Wars.
From the accession of Otto I in 962 ...
".
Albert
invited colonists to settle the new territory, many of whom came from the ("Old March", a later name for the original Northern March), the
Harz
The Harz () is a highland area in northern Germany. It has the highest elevations for that region, and its rugged terrain extends across parts of Lower Saxony, Saxony-Anhalt, and Thuringia. The name ''Harz'' derives from the Middle High German w ...
, Flanders (hence the region), and the
Rhineland
The Rhineland (german: Rheinland; french: Rhénanie; nl, Rijnland; ksh, Rhingland; Latinised name: ''Rhenania'') is a loosely defined area of Western Germany along the Rhine, chiefly its middle section.
Term
Historically, the Rhineland ...
. After the capture of territory along the Elbe and Havel Rivers in the 1160s,
Flemish
Flemish (''Vlaams'') is a Low Franconian dialect cluster of the Dutch language. It is sometimes referred to as Flemish Dutch (), Belgian Dutch ( ), or Southern Dutch (). Flemish is native to Flanders, a historical region in northern Belgium ...
and
Dutch
Dutch commonly refers to:
* Something of, from, or related to the Netherlands
* Dutch people ()
* Dutch language ()
Dutch may also refer to:
Places
* Dutch, West Virginia, a community in the United States
* Pennsylvania Dutch Country
People E ...
settlers from flooded regions in
Holland
Holland is a geographical regionG. Geerts & H. Heestermans, 1981, ''Groot Woordenboek der Nederlandse Taal. Deel I'', Van Dale Lexicografie, Utrecht, p 1105 and former province on the western coast of the Netherlands. From the 10th to the 16th c ...
used their expertise to build
dikes
Dyke (UK) or dike (US) may refer to:
General uses
* Dyke (slang), a slang word meaning "lesbian"
* Dike (geology), a subvertical sheet-like intrusion of magma or sediment
* Dike (mythology), ''Dikē'', the Greek goddess of moral justice
* Dikes, ...
in Brandenburg. Initially, the Ascanians protected the country by settling
knight
A knight is a person granted an honorary title of knighthood by a head of state (including the Pope) or representative for service to the monarch, the church or the country, especially in a military capacity. Knighthood finds origins in the G ...
s in villages;
castle
A castle is a type of fortified structure built during the Middle Ages predominantly by the nobility or royalty and by military orders. Scholars debate the scope of the word ''castle'', but usually consider it to be the private fortified r ...
s fortified with knights were mostly located in the border region of the Neumark. After a 14th-century decline in imperial power, however, knights began constructing castles throughout the principality, granting them more independence.

After Albert's death in 1170, his son succeeded him as
Otto I, Margrave of Brandenburg
Otto I (c. 1128 – July 8, 1184) was the second Margrave of Brandenburg, from 1170 until his death.
Life
Otto I was born into the House of Ascania as the eldest son of Albert I ("Albert the Bear"), who founded the Margraviate of Brandenburg in 1 ...
. The Ascanians pursued a policy of expanding to the east and the northeast with the goal of connecting their territories through
Pomerania
Pomerania ( pl, Pomorze; german: Pommern; Kashubian: ''Pòmòrskô''; sv, Pommern) is a historical region on the southern shore of the Baltic Sea in Central Europe, split between Poland and Germany. The western part of Pomerania belongs to t ...
to the
Baltic Sea
The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain.
The sea stretches from 53°N to 66°N latitude and fr ...
. This policy brought them into conflict with the Kingdom of Denmark. After the
Battle of Bornhöved (1227)
The (second) Battle of Bornhöved took place on 22 July 1227 near Bornhöved in Holstein. Count Adolf IV of Schauenburg and Holstein — leading an army consisting of troops from the cities of Lübeck and Hamburg, about 1000 Dithmarsians and ...
, Margrave
John I John I may refer to:
People
* John I (bishop of Jerusalem)
* John Chrysostom (349 – c. 407), Patriarch of Constantinople
* John of Antioch (died 441)
* Pope John I, Pope from 523 to 526
* John I (exarch) (died 615), Exarch of Ravenna
* John ...
staked his claim to Pomerania, receiving it as a fief from Emperor
Frederick II in 1231. The middle of the 13th century was a time of important developments for the Ascanian House, as it won
Stettin (Szczecin) and the
Uckermark
The Uckermark () is a historical region in northeastern Germany, straddles the Uckermark District of Brandenburg and the Vorpommern-Greifswald District of Mecklenburg-Vorpommern. Its traditional capital is Prenzlau.
Geography
The region is ...
(1250), although the former was later lost to the
Duchy of Pomerania
The Duchy of Pomerania (german: Herzogtum Pommern; pl, Księstwo Pomorskie; Latin: ''Ducatus Pomeraniae'') was a duchy in Pomerania on the southern coast of the Baltic Sea, ruled by dukes of the House of Pomerania (''Griffins''). The countr ...
.
Also around 1250 it took over
Lubusz Land
Lubusz Land ( pl, Ziemia lubuska; german: Land Lebus) is a historical region and cultural landscape in Poland and Germany on both sides of the Oder river.
Originally the settlement area of the Lechites, the swampy area was located east of Brande ...
from then-fragmented Poland and subsequently conquered northwestern parts of the
Duchy of Greater Poland
The Duchy of Greater Poland was a district principality in Greater Poland that was a fiefdom of the Kingdom of Poland. It was formed in 1138 from the territories of the Kingdom of Poland, following its fragmentation started by the testament of B ...
in the late 13th century, moving the border east of the
Oder
The Oder ( , ; Czech language, Czech, Lower Sorbian language, Lower Sorbian and ; ) is a river in Central Europe. It is Poland's second-longest river in total length and third-longest within its borders after the Vistula and Warta. The Oder ri ...
river.
Henry II, the last Ascanian margrave, died in 1320.
Wittelsbachs

Having defeated the
Habsburgs, the
Wittelsbach
The House of Wittelsbach () is a German dynasty, with branches that have ruled over territories including Bavaria, the Palatinate, Holland and Zeeland, Sweden (with Finland), Denmark, Norway, Hungary (with Romania), Bohemia, the Electorate ...
Emperor
Louis IV, an uncle of Henry II, granted Brandenburg to his oldest son,
Louis I Louis I may refer to:
* Louis the Pious, Louis I of France, "the Pious" (778–840), king of France and Holy Roman Emperor
* Louis I, Landgrave of Thuringia (ruled 1123–1140)
* Ludwig I, Count of Württemberg (c. 1098–1158)
* Louis I of Bloi ...
(the "Brandenburger") in 1323. As a consequence of the murder of Provost Nikolaus von Bernau in 1325, Brandenburg was punished with a papal
interdict
In Catholic canon law, an interdict () is an ecclesiastical censure, or ban that prohibits persons, certain active Church individuals or groups from participating in certain rites, or that the rites and services of the church are banished from ...
. From 1328 onwards, Louis was in war against Pomerania which he claimed as a fiefdom and the conflict did not end before 1333. The rule of Margrave Louis I was rejected by the domestic nobility of Brandenburg, and, after the death of Emperor Louis IV in 1347, the margrave was confronted with the
False Waldemar
The False Waldemar (died 1356), also known as the Wrong Waldemar, was an impostor who from 1348 to 1350 was invested with the Margraviate of Brandenburg by Charles IV.
Life
The legitimate Waldemar, Margrave of Brandenburg-Stendal was buried in 13 ...
, an
imposter
An impostor (also spelled imposter) is a person who pretends to be somebody else, often through means of disguise. Their objective is usually to try to gain financial or social advantages through social engineering, but also often for purposes ...
of the deceased Margrave
Waldemar
Waldemar, Valdemar or Woldemar is an Old High German given name. It consists of the elements ''wald-'' "power", "brightness" and ''-mar'' "fame".
The name is considered the equivalent of the Slavic name Vladimir, Volodymyr, Uladzimir or Wł ...
. The pretender was recognized as Margrave of Brandenburg on 2 October 1348 by the new emperor,
Charles IV of
Luxembourg
Luxembourg ( ; lb, Lëtzebuerg ; french: link=no, Luxembourg; german: link=no, Luxemburg), officially the Grand Duchy of Luxembourg, ; french: link=no, Grand-Duché de Luxembourg ; german: link=no, Großherzogtum Luxemburg is a small land ...
, but was exposed as a fraud after a peace between the Wittelsbachs and Luxembourgs at
Eltville
Eltville am Rhein (from ''Alta Villa'', Latin for "high estate, high town", corrupted to ''Eldeville'', ''Elfeld'' and later Eltville, ) is a town in the Rheingau-Taunus-Kreis in the ''Regierungsbezirk'' of Darmstadt in Hesse, Germany. It lies on ...
. In 1351 Louis gave the Mark to his younger half-brothers
Louis II (the "Roman") and
Otto V
Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants ''Audo'', ''Odo'', ''Udo'') of Germanic names beginning in ''aud-'', an element meaning "wealth, prosperity".
The name is recorded fr ...
in exchange for the sole rule over
Upper Bavaria
Upper Bavaria (german: Oberbayern, ; ) is one of the seven administrative districts of Bavaria, Germany.
Geography
Upper Bavaria is located in the southern portion of Bavaria, and is centered on the city of Munich, both state capital and s ...
.
Louis the Roman forced the False Waldemar to renounce his claims to Brandenburg and succeeded in establishing the Margraves of Brandenburg as
prince-elector
The prince-electors (german: Kurfürst pl. , cz, Kurfiřt, la, Princeps Elector), or electors for short, were the members of the electoral college that elected the Holy Roman Emperor, emperor of the Holy Roman Empire.
From the 13th century ...
s in th