1297: Emperor Alexios II Grand Komnenos sends his brother Michael Grand Komnenos and his mother Eudokia Palaiologina to Constantinople
July 30, 1341: Michael, with the support of the Byzantine Emperor John VI Kantakouzenos, arrives in Trebizond and claims the throne
1341: Anna Anachoutlou becomes empress of Trebizond (1341‑1342)
August 7, 1341: Michael is arrested by Empress Anna Anachoutlou and is confined at Oinaion and Limnia
1342: Michael’s son, John III Grand Komnenos, becomes emperor of Trebizond (1342‑1344)
March 1344: Michael Grand Komnenos escapes from Limnia
May 3, 1344: Michael returns to Trebizond
May 24, 1344: John III is overthrown and Michael Grand Komnenos ascends the throne (1344‑1349)
November 1345: Michael orders the arrest of the megas doux Niketas Scholares and the megas domestikos Leo Kabasites
1346: The Türkmen capture St. Andrew and Oinaion
June 29, 1348: The Türkmen attack Trebizond
December 13, 1349: Michael Grand Komnenos resigns from the imperial throne
after 1349: Michael Grand Komnenos is sent to Constantinople in order to prepare intermarriage between the Grand Komnenoi and the Palaiologos family
1355: Michael Grand Komnenos tries unsuccessfully to regain the throne
after 1355: Michael Grand Komnenos returns to Constantinople