The Quaternion Eagle (german: Quaternionenadler; it, aquila quaternione), also known as the Imperial Quaternion Eagle (german: Quaternionen-Reichsadler) or simply Imperial Eagle (german: Reichsadler), was an informal

coat of arms A coat of arms is a heraldry, heraldic communication design, visual design on an escutcheon (heraldry), escutcheon (i.e., shield), surcoat, or tabard (the latter two being outer garments). The coat of arms on an escutcheon forms the central ele ...

of the

Holy Roman Empire The Holy Roman Empire was a Polity, political entity in Western Europe, Western, Central Europe, Central, and Southern Europe that developed during the Early Middle Ages and continued until its Dissolution of the Holy Roman Empire, dissolution i ...

. Introduced around 1510 by

Hans Burgkmair Hans Burgkmair the Elder (1473–1531) was a German Painting, painter and woodcut printmaker. Background Hans Burgkmair was born in Augsburg, the son of painter Thomas Burgkmair. His own son, Hans the Younger, later became a painter as well. From ...

, the Quaternion Eagle mixed two pre-existing concepts: the

Imperial Quaternions An Imperial State or Imperial Estate ( la, Status Imperii; german: Reichsstand, plural: ') was a part of the Holy Roman Empire with representation and the right to vote in the Imperial Diet ('). Rulers of these Estates were able to exercise si ...

and the

Imperial Eagle The eagle is used in heraldry as a charge, as a supporter, and as a crest. Heraldic eagles can be found throughout world history like in the Achaemenid Empire or in the present Republic of Indonesia. The European post-classical symbolism of the ...

(

double-headed eagle In heraldry and vexillology, the double-headed eagle (or double-eagle) is a charge (heraldry), charge associated with the concept of Empire. Most modern uses of the symbol are directly or indirectly associated with its use by the late Byzantin ...

History

Background

The so-called imperial quaternions (german: Quaternionen der Reichsverfassung, , quaternions of the imperial constitution; from la, quaterniō, , group of four soldiers) were a conventional representation of the Imperial States of the Holy Roman Empire which first became current in the 15th century and was extremely popular during the 16th century. Apart from the highest tiers of the

emperor An emperor (from la, imperator, via fro, empereor) is a monarch, and usually the sovereignty, sovereign ruler of an empire or another type of imperial realm. Empress, the female equivalent, may indicate an emperor's wife (empress consort), ...

king King is the title given to a male monarch in a variety of contexts. The female equivalent is queen, which title is also given to the consort of a king. *In the context of prehistory, antiquity and contemporary indigenous peoples, the tit ...

s, prince-bishops and the

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 emperor of the Holy Roman Empire. From the 13th century onwards, the prince ...

s, the estates are represented in groups of

four 4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures. In mathematics Four is the smallest c ...

. The number of quaternions was usually ten, in descending order of precedence: #

Dukes Duke is a male title either of a monarch ruling over a duchy, or of a member of royalty, or nobility. As rulers, dukes are ranked below emperors, kings, grand princes, grand dukes, and sovereign princes. As royalty or nobility, they are ranked ...

(''Duces''), #

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 Emp ...

s (''Marchiones''), #

Landgrave Landgrave (german: Landgraf, nl, landgraaf, sv, lantgreve, french: landgrave; la, comes magnus, ', ', ', ', ') was a noble title used in the Holy Roman Empire, and later on in its former territories. The German titles of ', ' ("margrave"), a ...

s (''Comites Provinciales''), #

Burggrave Burgrave, also rendered as burggrave (from german: Burggraf, la, burgravius, burggravius, burcgravius, burgicomes, also praefectus), was since the medieval period in Europe (mainly Germany) the official title for the ruler of a castle, especiall ...

s (''Comites Castrenses''), #

Counts Count (feminine: countess) is a historical title of nobility in certain European countries, varying in relative status, generally of middling rank in the hierarchy of nobility.L. G. Pine, Pine, L. G. ''Titles: How the King Became His Majesty'' ...

(''Comites''), #

Knights 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 Christian denomination, church or the country, especially in a military capacity. Knighthood ...

(''Milites''), # Noblemen (''Liberi''), #

Cities A city is a human settlement of notable size.Goodall, B. (1987) ''The Penguin Dictionary of Human Geography''. London: Penguin.Kuper, A. and Kuper, J., eds (1996) ''The Social Science Encyclopedia''. 2nd edition. London: Routledge. It can be def ...

(''Metropoles''), # Villages (''Villae''), # Peasants (''Rustici''). The list could be shortened or expanded, by the mid-16th century to as many as 45. It is likely that this system was first introduced under

Emperor Sigismund Sigismund of Luxembourg (15 February 1368 – 9 December 1437) was a monarch as King of Hungary and Croatia ('' jure uxoris'') from 1387, King of Germany from 1410, King of Bohemia from 1419, and Holy Roman Emperor from 1433 until his death in ...

, who is assumed to have commissioned the frescoes in Frankfurt city hall in 1414. As has been noted from an early time, this representation of the "imperial constitution" does not in fact represent the actual constitution of the Holy Roman Empire, as some imperial cities appear as "villages" or even "peasants" and the Burggrave of Stromburg was an unknown entity even at the time. The representation of imperial subjects is also far from complete. The "imperial quaternions" are, rather, a more or less random selection intended to represent ''

pars pro toto ''Pars pro toto'' (, ), , is a figure of speech where the name of a ''portion'' of an object, place, or concept is used or taken to represent its entirety. It is distinct from a merism, which is a reference to a whole by an enumeration of parts; ...

'' the structure of the imperial constitution.

Coat of the Empire

Over its long history, the

used many different

heraldic Heraldry is a discipline relating to the design, display and study of armorial bearings (known as armory), as well as related disciplines, such as vexillology, together with the study of ceremony, rank and pedigree. Armory, the best-known branc ...

forms, representing its numerous internal divisions. One rendition of the coat of the empire was the Quaternion Eagle, printed by David de Negker of

Augsburg Augsburg (; bar , Augschburg , links=https://en.wikipedia.org/wiki/Swabian_German , label=Swabian German, , ) is a city in Swabia, Bavaria, Germany, around west of Bavarian capital Munich. It is a university town and regional seat of the ' ...

after a 1510 woodcut by

. Named after the imperial quaternions, it showed a selection of 56 shields of various

Imperial State An Imperial State or Imperial Estate ( la, Status Imperii; german: Reichsstand, plural: ') was a part of the Holy Roman Empire with representation and the right to vote in the Imperial Diet ('). Rulers of these Estates were able to exercise si ...

s in groups of four on the feathers of a

(the

imperial eagle The eagle is used in heraldry as a charge, as a supporter, and as a crest. Heraldic eagles can be found throughout world history like in the Achaemenid Empire or in the present Republic of Indonesia. The European post-classical symbolism of the ...

remiges Flight feathers (''Pennae volatus'') are the long, stiff, asymmetrically shaped, but symmetrically paired pennaceous feathers on the wings or tail of a bird; those on the wings are called remiges (), singular remex (), while those on the tail ...

), supporting, in place of a shield,

Christ Jesus, likely from he, יֵשׁוּעַ, translit=Yēšūaʿ, label=Hebrew/Aramaic ( AD 30 or 33), also referred to as Jesus Christ or Jesus of Nazareth (among other Names and titles of Jesus in the New Testament, names and titles), was ...

on the

Cross A cross is a geometrical figure consisting of two intersecting lines or bars, usually perpendicular to each other. The lines usually run vertically and horizontally. A cross of oblique lines, in the shape of the Latin letter X, is termed a sa ...

. The top shields were those of the

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 emperor of the Holy Roman Empire. From the 13th century onwards, the prince ...

s and the titular

Prefect of Rome The ''praefectus urbanus'', also called ''praefectus urbi'' or urban prefect in English, was prefect of the city of Rome, and later also of Constantinople. The office originated under the Roman kings, continued during the Republic and Empire, and ...

, being divided into two horizontal quaternions: * the ecclesiastical:

Trier Trier ( , ; lb, Tréier ), formerly known in English as Trèves ( ;) and Triers (see also names in other languages), is a city on the banks of the Moselle in Germany. It lies in a valley between low vine-covered hills of red sandstone in the ...

Cologne Cologne ( ; german: Köln ; ksh, Kölle ) is the largest city of the German western States of Germany, state of North Rhine-Westphalia (NRW) and the List of cities in Germany by population, fourth-most populous city of Germany with 1.1 m ...

Mainz Mainz () is the capital and largest city of Rhineland-Palatinate, Germany. Mainz is on the left bank of the Rhine, opposite to the place that the Main (river), Main joins the Rhine. Downstream of the confluence, the Rhine flows to the north-we ...

and the Prefect of Rome on the right wing; * the secular:

Bohemia Bohemia ( ; cs, Čechy ; ; hsb, Čěska; szl, Czechy) is the westernmost and largest historical region of the Czech Republic. Bohemia can also refer to a wider area consisting of the historical Lands of the Bohemian Crown ruled by the Bohem ...

, Palatinate,

Saxony Saxony (german: Sachsen ; Upper Saxon: ''Saggsn''; hsb, Sakska), officially the Free State of Saxony (german: Freistaat Sachsen, links=no ; Upper Saxon: ''Freischdaad Saggsn''; hsb, Swobodny stat Sakska, links=no), is a landlocked state of ...

and

Brandenburg Brandenburg (; nds, Brannenborg; dsb, Bramborska ) is a states of Germany, 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 ar ...

on the left. Twelve vertical quaternions were shown under them, as follows — eight dukes being divided into two quaternions called "pillars" and "vicars", respectively: ; Right wing :1. ''Seill'' ("pillars"), :3. ''Marggrauen'' (margraves), :5. ''Burggrauen'' (burggraves), :7. ''Semper freie'' (nobles), :9. ''Stett'' (cities), :11. ''Bauern'' (peasants), ; Left wing :2. ''Vicari'' ("vicars"), :4. ''Lantgrauen'' (landgraves), :6. ''Grauen'' (counts), :8. ''Ritter'' (knights), :10. ''Dörfer'' (villages), :12. ''Birg'' (castles). The depiction also appeared on the

Imperial Eagle beaker An Imperial Eagle beaker (german: Reichsadlerhumpen), or eagle glass, was a popular drinking vessel from the 16th until the late 18th century in the Holy Roman Empire. The enamelled glass was decorated with a double-headed eagle, usually in the s ...

Imperial Eagle beaker

Notes and references

Notes

References

Bibliography

* * * * * * * * * *

External links

* {{Cite web , url = https://www.worldhistory.org , title = Quaternion Eagle of the Holy Roman Empire , website = World History Encyclopedia , date = 2021-03-22 , access-date = 2022-11-04 Imperial Eagle Heraldry of the Holy Roman Empire