This day in history

1651: Hetman of Ukraine, Bohdan Khmelnytsky, signs the Treaty of Bila Tserkva with the Polish-Lithuanian Commonwealth.

1916: Advanced medical training course for women is founded in Ekaterinoslav (currently Dnipropetrovsk Medical Academy).

1939: Moscow signs a friendship-and-frontier treaty with the Third Reich, whereby the Soviet-German frontier is along the rivers Western Buh and Narew.

1944: Troops of the 3rd Ukrainian Front enter Yugoslavia.

1952: Kotliarevsky Literary Memorial Museum opens in Poltava.

1989: A plenary meeting of the Central Committee of the Communist Party of Ukraine accepts Volodymyr Shcherbytsky’s resignation as First Secretary, CC CPU.

1994: Estonia ferry sinks in the Gulf of Finland with more than 900 passengers and crew members aboard; a total of 126 persons are rescued.