No. They left before they did.
Khubilai Khan Fall of the Mongol Hordes - 2005 TV was released on: USA: 20 March 2005
They didn't.
A hoard of bored boards...
Constantinople was not a Mongol city. It was the Capital of the Byzantine Empire. The were no Mongols
1453
Ball sack
1279
1279
1279
Yes they did. They managed to conquer Constantinople in 1204 and formed The Latin Empire of Constantinople until 1261 when The Emperor of Nicea reconquered the City for The Byzantine Empire.
vallanse a la verga
The Mongol Empire invaded Japan in 1274 and 1281.