Problem of two emperors
subject: Category:Former monarchies of Europe
subject: Category:Rival successions
description: a problem arising when multiple people claim the title of emperor
description: disputa entre los emperadores bizantinos y del Sacro Imperio Romano Germánico acerca de qué monarca poseía legítimamente el título de emperador romano @es
align: right
page: 1652
description: 유럽에서 로마의 황제에 대한 논쟁 @ko
subject: Category:Naming controversies
subject: Category:Eastern Orthodox–Catholic conflicts
subject: Category:History of the Ottoman Empire
image: Greek Plan Catherine the Great.png
image: 144
total width: 410
subject: Category:Byzantine Empire–Carolingian Empire relations
footer: Right: Close-up of the intended approximate borders of the restored Byzantine Empire and the Kingdom of Dacia .
description: terme historiographique @fr
subject: Category:Medieval politics
footer: The choice of the Holy Roman emperor Frederick I Barbarossa to march through the Byzantine Empire during the Third Crusade in 1189 caused the Byzantine emperor, Isaac II Angelos , to panic and nearly caused a full-scale war between the Byzantine Empire and Western Christianity.
subject: Category:History of the Byzantine Empire
label: Problema dei due imperatori @it
volume: 3
subject: Category:Schisms from the Eastern Orthodox Church
pages: 61
label: 雙帝問題 @zh
description: Begriff aus der Geschichte von Ostrom und Westrom vor 800 @de
subject: Category:Politics of the Holy Roman Empire
label: Zweikaiserproblem @de
subject: Category:History of diplomacy
image: Friedrich I. Barbarossa.jpg
subject: Category:Holy Roman Empire–Russia relations
footer: Left: Catherine the Great's "Greek Plan". Red marks the planned borders of the restored Byzantine Empire under her grandson Konstantin Pavlovich, blue marks the planned borders of the "Kingdom of Dacia" under Grigory Potemkin. The compensations for the Habsburg monarchy are marked with yellow and the compensations for Venice are marked with blue-green.
subject: Category:Holy Roman Empire–Ottoman Empire relations
url: https://archive.org/details/the-oxfrod-dictionary-of-byzantium-vol.-1-oup-1991/The%20Oxfrod%20Dictionary%20of%20Byzantium_Vol.%203_OUP_1991/page/1651/mode/2up?q=%22Philip+I+of+Taranto%22|last=Talbot|first=Alice-Mary|author-link=Alice-Mary Talbot
subject: Category:Byzantine Empire–Empire of Trebizond relations
subject: Category:International disputes
type: Thing
title: PHILIP I OF TARANTO
chapter: The Imperial Ideology
perrow: 2
label: 두 황제 문제 @ko
subject: Category:2 (number)
width: 150
subject: Category:National questions
image: Great Catherine's dream.png
description: disputa tra i sovrani dell'Impero Romano d'Oriente e del Sacro Romano Impero per il legittimo titolo di imperatore romano @it
subject: Category:Byzantine Empire–First Bulgarian Empire relations
description: притязания императоров Востока и Запада на титул римского императора в Средневековье @ru
width: 174
subject: Category:Byzantine Empire–Holy Roman Empire relations
width: 182