In the East, a new dangerous opponent appeared: the Mongols, under the leadership of Batu Khan, who, after the invasion of Rus' chose the Kingdom of Hungary as his next target.
Di Timur, lawan baru yang berbahaya muncul: Suku Mongol, di bawah kepemimpinan Batu Khan, yang, setelah serangan Rus' memilih Kerajaan Hongaria sebagai target berikutnya.