A cikin ƙarni goma sha ɗaya masu zuwa, an kewaye birnin sau da yawa amma an kama shi sau ɗaya kawai: a lokacin Crusade na huɗu a cikin 1204. 'Yan Salibiyan sun kafa jihar Latin mara kyau a ciki da kewaye da Constantinople yayin da sauran daular ta rabu zuwa cikin jihohin da suka gaji Byzantine, musamman Nicaea, Epirus da Trebizond. Sun yi yaƙi a matsayin abokan haɗin gwiwa a kan cibiyoyin Latin, amma kuma sun yi yaƙi da kansu don kursiyin Byzantine. Tambaya: Yaushe ne kawai aka kama Constantinople?
1204 da kuma