Year 1945 (MCMXLV) was a common year starting on Monday (link will display the full calendar). Events of 1945 » : (Below, some events of World War II have the "WW II" prefix.) January liberates Auschwitz.]]January – American troops cross the Siegfried Line into Belgium. January 5 – The Australian Union recognizes the new pro-Soviet government of Poland. January 7 – British General Bernard Montgomery holds a press conference at Zonhoven describing his supporting role at the Bat… (More on 1945)