When reviewing the five bloodiest battles of World War II, sources generally are not in agreement with the total number of casualties, etc.  Some list casualties based on number of deaths, while others include not only those killed, but those missing, wounded and/or sick.  After reviewing various sources, the top five bloodiest battles of WWII have been listed below with a brief summary of each.


Siege of Leningrad – Both costly and destructive, the Siege of Leningrad took place from September 8, 1941 until January 27, 1944.  This was the longest siege – 872 days – in history.  Casualties are placed at 1.1 million to almost 4.5 million.





Battle of Stalingrad –The Battle of Stalingrad, the largest WWII battle on the Eastern Front and one of the most brutal battles, took place from August 23, 1942 until February 2, 1943.  Some estimates put casualties for this battle anywhere from 1,250,000 to 1,798,619.



Battle of Berlin – This end of the war battle took place from April 16 to May 2, 1945.  The last major offensive of the war in Europe, the Battle of Berlin claimed close to 1.3 million casualties.





Battle of Moscow – The Battle of Moscow began on October 2, 1941.  Before its end, on January 7, 1942, this World War II battle would total more than 1 million casualties.



Battle of France – This World War II battle took place from May 10 to June 25, 1940, and marked the end of what is often referred to as the Phoney War – a time period at the beginning of WWII in which neither side seemed incredibly committed to any serious military action.   Casualties for the Battle of France totaled close to 469,000.


Never before or since has the world seen such a conflict.  Before the war was over, over 60 million would die with countless others injured, held prisoner of war or listed as missing in action.  Countless battles ensured throughout WWII; and the list above simply notes the top five bloodiest battles of WWII.