Diet of Speyer or Diet of Spires refers to any of the sessions of the imperial diets 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 ...

, of which 50 took place between 838 and 1570 in the city of

Speyer Speyer (, older spelling ''Speier'', French: ''Spire,'' historical English: ''Spires''; pfl, Schbaija) is a city in Rhineland-Palatinate in Germany with approximately 50,000 inhabitants. Located on the left bank of the river Rhine, Speyer li ...

(Spires), now in Germany. The most famous sessions occurred in 1526 and 1529. An incomplete lists of Diets of Speyer includes: * Diet of Speyer (838) * Diet of Speyer (1126) * Diet of Speyer (1146)-

Bernard of Clairvaux Bernard of Clairvaux, O. Cist. ( la, Bernardus Claraevallensis; 109020 August 1153), venerated as Saint Bernard, was an abbot, mystic, co-founder of the Knights Templars, and a major leader in the reformation of the Benedictine Order throug ...

convinces Holy Roman Emperor Conrad III and many nobles to join 2nd crusade * Diet of Speyer (1178) * Diet of Speyer (1193) * Diet of Speyer (1205) * Diet of Speyer (1213) * Diet of Speyer (1273) * Diet of Speyer (1309) * Diet of Speyer (1384) * Diet of Speyer (1414) * Diet of Speyer (1444) * Diet of Speyer (1487) *

Diet of Speyer (1526) The Diet of Speyer or the Diet of Spires (sometimes referred to as Speyer I) was an Imperial Diet of the Holy Roman Empire in 1526 in the Imperial City of Speyer in present-day Germany. The Diet's ambiguous edict resulted in a temporary suspens ...

(Speyer I) *

Diet of Speyer (1529) The Diet of Speyer or the Diet of Spires (sometimes referred to as Speyer II) was a Diet of the Holy Roman Empire held in 1529 in the Imperial City of Speyer (located in present-day Germany). The Diet condemned the results of the Diet of Spe ...

(Speyer II) * Diet of Speyer (1542) *

Diet of Speyer (1544) The Fourth Imperial Diet of Speyer, also referred to as the Diet of 1544,Herzog, p. 46. was a Diet of the Holy Roman Empire, called together on February 20, 1544 by Charles V, Holy Roman Emperor. Charles called the meeting because he wanted to fight ...

Diet of Speyer (1570) The Diet of Speyer or the Diet of Spires (sometimes referred to as Speyer V) was an Imperial Diet of the Holy Roman Empire which took place in 1570 in the Imperial City of Speyer (also known as ''Spires'', in present-day Germany). Diet The ...

(Speyer V)

See also