[AdmSmith]

This was the result of the secret Nazi-Soviet Pact (known as the Molotov-Ribbentrop Pact) on the map



The Soviet Military Parade in Brest-Litovsk, Poland, (nowadays in Belarus) on September 22, 1939, marked the city’s handover to the Red Army. 2,5 min video:

https://www.youtube.com/watch?v=SKo-UPB6Yo4

[AdmSmith]

Read more http://www.17september1939.com/ and https://ww2days.com/