Epirus. Captured by Boniface, Alexios and his retinue were sent to Montferrat before being brought back to Thessalonica in . At that point the deposed emperor was ransomed by Michael I, who sent him to Asia Minor, where Alexios' son-in-law Theodore – now emperor of Nicaea – was holding his own against the Latins. Here Alexios conspired against his son-in-law after the latter refused to recognize Alexios' authority, receiving the support of Kaykhusraw I, the sultan of Rûm. In the Battle of Antioch on the Meander in 1211, the sultan was defeated and killed, and Alexios was captured by Theodore. Alexios was then confined to a monastery at Nicaea, where he died later in 1211. Family By his marriage to Euphrosyne Doukaina Kamatera, Alexios had three daughters: Eirene Angelina, who married (1) Andronikos Kontostephanos, and (2) Alexios Palaiologos, by whom she was the grandmother of Emperor Michael VIII Palaiologos. Anna Komnene Angelina, who married (1) the sebastokratōr Isaac Komnenos, great-nephew of emperor Manuel I Komnenos, and (2) Theodore I Laskaris, emperor of Nicaea. Eudokia Angelina, who married (1) Serbian King Stefan Nemanjić II, then (2) Emperor Alexios V Doukas, and (3) Leo Sgouros, ruler of Corinth. See also List of Byzantine emperors Notes References Michael Angold, The Byzantine Empire, 1025–1204: A Political History, second edition (London and New York, 1997) Jonathan Harris, Byzantium and the Crusades, (2nd ed. London and New York, 2014). Jonathan Harris, Constantinople: Capital of Byzantium (London and New York, 2007) Angelid dynasty 12th-century Byzantine emperors 13th-century Byzantine emperors Christians of the Crusade of 1197 Christians of the Fourth Crusade Alexios Angelos Alexios Angelos Year of birth uncertain Eastern Orthodox monarchs Monarchs taken prisoner in wartime Sebastokrators