On May 12, 1970, General Władysław Anders, Commander-in-Chief of the Polish Armed Forces in 1944-1945, died in exile in London.
On May 18, 1944, soldiers of the 2 Polish Corps hung the Polish flag on the ruins of the Monte Cassino monastery.
On May 12, 1935, Marshal Józef Piłsudski died. He was buried at Wawel, in the crypt under the Tower of Silver Bells.
Father Jan Cieplak was auxiliary bishop of the Mogilev archdiocese, at that time the largest Roman Catholic archdiocese in the world, covering the whole of Russia up to Sakhalin.
The Union of Soviet Socialist Republics was the first communist state in history. The decision to create it was taken on 30 December 1922.
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.
