Year 1945 (MCMXLV) was a common year starting on Monday (link will display the full calendar). It is most widely known for being the end of World War II. It is also known as the beginning of the Information Age. Events of 1945 » : (Below, many events of World War II have the "WWII" prefix.) January January - American troops cross the Siegfried Line into Belgium January 5 - Soviet Union recognizes the new pro-Soviet government of Poland. January 7 - British General Bernard Montgomery holds… (More on 1945)