what were the world's bloodiest battles
The conflict didn't end until 1945, after the U.S. bombings of Hiroshima and Nagasaki. When you consider that these world powers were using technologically advanced explosives and weapons built to be efficient killing machines, it comes as no surprise that the war featured some of the bloodiest battles ever.ee pictures of military leaders. AP Photo /U.S. Army. When World War II swept through Europe and pulled in all of the major powers around the globe, it left oceans of blood in its wake. Having taken approximately 50 million lives, it's said to be the bloodiest war known to history [source: Chatterjee ].