1945 significant event World War II
1945 (MCMXLV) was a common year starting on Monday of the Gregorian calendar, the 1945th year of the Common Era (CE) and Anno Domini (AD) designations, the 945th  year of the 2nd millennium, the 45th  year of the 20th century, and the  6th   year of the 1940s decade.  
1945 marked the end of World War II and the fall of Nazi Germany and the Empire of Japan. It is also the year concentration camps were liberated and the only year in which atomic weapons have been used in combat.Events
Below, the events of World War II have the "WWII" prefix.