[2] However in 1179/80, Andronikos attempted to annul his legal marriage with Euphrosyne, so to marry another woman that he had fallen in love with.
[4][5] In 1185, her son Isaac also rebelled and barricaded himself along with others behind the strong walls of the city of Nicaea in Asia Minor.
In order to break the morale of the besieged, Andronikos brought Euphrosyne from Constantinople and placed her at the top of a battering ram.
The Nicaeans eventually burned the siege engines of Andronikos, saved Euphrosyne and pulled her up in the safety of the city with a rope.
[6] Euphrosyne descended from a family of bureaucrats that helped her son Isaac establish his rule[7] after the fall of Andronikos I Komnenos in 1185 thanks to the rebellion of the people of Constantinople.