Category
page 11240 in Asia
The Barons' Crusade
crusade of 1239-1241
Siege of Kyiv
1240 Mongol siege of a Rus' city
Mongol invasion of Poland
Military campaign, 1240 to 1241
En'ō
was a after Ryakunin and before Ninji. This period spanned the years from February 1239 to July 1240. The reigning emperor was .