left the Empire to his sons, who were very young. Then, the wife of Constantine X got married Romanus Diogenes, who was an important person in Cappadocia, and he declared himself as an emperor in 1068. During the same year, Romanus Diogenes sent an expedition against the Seljuk’s because the Seljuk’s had taken the city of Ani. During Romanus Diogenes’ reconnaissance, his army could not find the Turks, and then he decided to take a Byzantine fortress in Manzikert to exchange of Hierapolis with Alp Arslan. But, this deal never happened because of Diogenes’ rush on a battle. According to Hillenbrand, the victory of Manzikert Battle brought the Turks into Asia Minor from the Middle East, and so Turks began to arrive in Europe. In this paper
