Editing 1042 (section)

==== Byzantine Empire ====
* [[April 19]] &ndash; Emperor [[Michael V Kalaphates]] banishes his adoptive mother and co-ruler [[Zoë Porphyrogenita|Zoë]], for plotting to poison him, to the island of [[Büyükada|Principo]]. His announcement as sole emperor leads to a popular revolt.
* [[April 20]] &ndash; Zoë is proclaimed as empress at an assembly in [[Hagia Sophia]], along with her sister [[Theodora Porphyrogenita (11th century)|Theodora]], as co-ruler. Michael V flees to the [[monastery of Stoudios]], but is arrested, blinded and castrated.
* Zoë recalls [[Synodianos]], governor of the [[Catepanate of Italy]], and replaces him with [[George Maniakes]] (the disgraced head of the [[Norman conquest of southern Italy|Sicilian campaign]]). All of [[Apulia]] is in the hands of the Lombard rebels.
* [[June 11]] &ndash; Zoë marries her third husband, a Byzantine bureaucrat who ascends as co-emperor [[Constantine IX]] at [[Constantinople]]. Theodora agrees to surrender her co-emperorship.
* Summer &ndash; George Maniakes goes on a march through Apulia, plundering the towns that have declared for the Lombard rebels. Constantine IX recalls Maniakes to Constantinople.
* George Maniakes revolts against Constantine IX and is declared emperor by his troops. He captures [[Pardos (catepan)|Pardos]] who has landed with an army at [[Otranto]] to take over his command.
* [[Arab–Byzantine wars|Byzantine–Arab War]]: The Byzantines reconquer the fortress city of [[Edessa]] (modern [[Turkey]]), returning it to Christian hands, after 400 years of Islamic rule (approximate date). 
* [[Duklja]] secures its independence from the Byzantine Empire.