Istanul since 1453
Preparation for the conquest of Istanbul started only, one year ahead Iuge canons that were necessary for the siege were moulded. In 1452, Rumeli Castle was constructed to control the Bosphorus. A mighty fleet of 16 galleys was formed. The number of soldiers were doubled. The supply routes to Byzantine were taken under control. An agreement was made with Genoese to keep Galata impartial during the war. In Aprıl 1453, the first Ottoman frontier forces were seen in front of Istanbul. The siege was starting. The important points of the conquest are chronologically listed below.
6 April 1453: Sultan Mehmed pitched his imperial tent by• the door of Romanus in Topkapi. The same day the cìty was besieged from the
Golden Horn to the Marmara Sea from ....