The Union of Soviet Socialist Republics was the first communist state in history. The decision to create it was taken on 30 December 1922.
On 18 March 1921, the treaty ending the Polish-Bolshevik war (the so-called Treaty of Riga) was signed in Riga.
On December 5, 1867, Józef Piłsudski was born at the manor house in Zułów.
Jan Kiliński - a shoemaker, Warsaw councillor, one of the commanders fighting in the Kościuszko Insurrection, a symbol of patriotism, today the patron of numerous streets, schools, scout troops... He is less known as an exile to Siberia.