Operation Vistula
April 28 – July 31, 1947 · Bieszczady Mountains
The Polish communist government forcibly moved about 140,000 Ukrainians and Lemkos from southeastern Poland to the former German lands in the north and west. The stated aim was to deprive the Ukrainian Insurgent Army of support.
Participants
Before and after
- Followed from
- Massacres of Poles in Volhynia and Eastern Galicia 1942 – 1944