Wanda Wasilewska (Polish pronunciation: [ˈvanda vaɕiˈlɛfska]), also known by her Russian name Vanda Lvovna Vasilevskaya (Russian: Ва́нда Льво́вна Василе́вская) (21 January 1905 – 29 July 1964), was a Polish and Soviet novelist and journalist and a left-wing political activist. She was a socialist who became a devoted communist. She fled the German attack on Warsaw in September 1939 and took up residence in Soviet-occupied Lviv and eventually in the Soviet Union. She was a founding member of the Union of Polish Patriots and played an important role in the creation of the 1st Tadeusz Kościuszko