On April 11, 1943, the first news about the crime committed in the forest near Katyn was released to the world.
On October 30, 1989 three thousand people with candles in their hands surrounded the KGB building in Moscow. They wanted to show they remember about the victims of the Stalin crimes.
On May 18, 1944, soldiers of the 2 Polish Corps hung the Polish flag on the ruins of the Monte Cassino monastery.
On 4 July 1943, at 23:07, moments after take-off from Gibraltar Airport, Liberator II aircraft AL523 with General Władysław Sikorski on board, crashed into the Mediterranean Sea.
On 30 January 1930, the Politburo of the Central Committee of the All-Union Communist Party (Bolsheviks) decided to launch the largest resettlement operation in the entire history of the Soviet Union, still referred to today as the 'kulak deportation'.
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.