World War II was the biggest and bloodiest war in human history - and it produced some pretty extreme weapons along the way. Don't miss today's epic new video about the absolute deadliest, most overpowered weapons that were actually used in WWII. | The Infographics Show

WWII's Most Treacherous Weapons: The Engineering Flaws That Endangeréd Allied and Axis Operators. ​#WWIIHistory ​#MilitaryFails ​#FriendlyFire | MKR History Story

During World War I & II weapon innovations were at an all-time high, but not every new weapon design was a hit, some were just plain stupid! Check out some of the worst weapons ever invented that were so bad they never made it to the battlefield! | The Infographics Show