Kosava or Kossovo, formerly known as Kosava-Palyeskaye, is a town in Ivatsevichy District, Brest Region, in western Belarus. As of 2024, it h…Kosava or Kossovo, formerly known as Kosava-Palyeskaye, is a town in Ivatsevichy District, Brest Region, in western Belarus. As of 2024, it has a population of 1,862. The nearby village of Merechevschina is the birthplace of Tadeusz Kościuszko. Kosava is the birthplace of Rabbi Avraham Yeshayahu Karelitz. Nearby is the ruined Kosava Castle, built by the Pusłowski family in 1830, and a replica of Tadeusz Kościuszko's house in Mereczowszczyzna.