Successive civil wars in the 14th century further sapped the Empire's strength, and most of its remaining territories were lost in the Byzantine-Ottoman Wars, which culminated in the Fall of Constantinople and the conquest of remaining territories by the Ottoman Empire in the 15th century.Itokasi.. 
Ilu-ọba Britani olokiki, to tun jẹ mimo si Sisodokan Ilu-ọba Britani olokiki, je orile-ede alaṣẹ ni ariwaiwoorun Europe, to wa lati 170 titi di yio.itọkasi.. 