Otto IV, Holy Roman Emperor
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Otto IV was the Holy Roman Emperor from 1209 until his death in 1218.
Seal of Otto IV
Otto IV and Pope Innocent III shake hands
Statues of Otto IV & Maria of Brabant, old city hall, Braunschweig, c. 1455.
King of the Romans
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King of the Romans was a royal title used by the king of East Francia following his election by the princes from the reign of Henry II onward.
The royal Throne of Charlemagne in Aachen Cathedral
Detail of the imperial coronation mantle, drawing from 1857
Armor of Ferdinand I, Holy Roman Emperor, created when he was still King of the Romans in 1549.
Coronation of Archduke Joseph as King of the Romans in the Imperial Cathedral of Saint Bartholomew in Frankfurt, 3 April 1764