Page "Andronikos II of Trebizond" Paragraph 2

His reign is significant for only one thing, the loss of his father's conquest of Sinope.

Along with it, he lost a last hope of reconquest of Constantinople and ceased to impinge upon the affairs of the Byzantine Empire.

According to Fallmerayer, the Mongol suzerainty accepted by Manuel I ended at the death of Hulagu Khan in 1265, but this theory is disputed and probably erroneous in view of subsequent events and the deposition of his successor George.