in 1261 michael viii palaiologos (), ruler of nicaea, recaptured constantinople. his recapture of the imperial city reestablished the authority of the byzantine. however, manuel i of trebizond () did not concede defeat, but continued to maintain his claim to imperial supremacy until his death. the titular battle continued through the reigns of the next three emperors of trebizond, until john ii of trebizond () finally agreed in 1282 a treaty with michael viii in constantinople, on following terms: