13th century in Kievan Rus'

1223 Mongol military campaign in Europe

1238 battle

1237 Mongol invasion of the Principality of Ryazan

11th-14th century European wars in the Baltic region

The Bolokhovians, Bolokhoveni or Bolokhovens (; Old Slavic: Болоховци, Bolokhovtsy) were a 13th-century ethnic group that resided in the vicinity of the principalities of Galicia, Volhynia and Kiev, in the territory known as the "" centered at the city of Bolokhov or Bolokhovo (not identified yet). Their ethnic identity is uncertain. Archeological evidence and the Hypatian Chronicle (which is the only primary source that documents their history) suggest that they were a Slavic people. Romanian scholars, basing on an interpretation of the ethnonym, identify them as Romanians (who were called Vl

1238 siege

battle in Poland in 1205

The Berladnici were a supposed medieval people living along the northeastern Black Sea coast. While their ethnicity is unclear, it included runaways from Rus' who left those lands due to feudal oppression. Peasants as well as boyars dissatisfied with the rulers purportedly settled in the vicinity of the city of Bârlad as well as the river of the same name in eastern Romania, as well as on the lower Don River.

siege in 1239 in Russia

1238 Mongol siege of Vladimir

conflict