The Byzantine Empire begins with 4 provinces under its control with castles at its capital in Constantinople and Corinth and the large towns of Nicaea and Thessalonica.

• 拜占庭帝国一开始有4个省份有城堡，他们是首都君士坦丁堡、柯林斯、大城镇尼西亚和萨洛尼卡。