The British Sleeve Gun That Let Spies Kill Germans In Handshakes

During WWII, British intelligence created one of the strangest and most covert weapons ever issued: the sleeve gun. Hidden under a coat and fired with a small button, it allowed operatives to eliminate targets during handshakes, meetings, or crowded-room encounters without anyone noticing a thing. This video breaks down how the sleeve gun worked, how it stayed completely silent, and why it became one of the most discreet assassination tools of the war. A focused look at the weapon designed for spies who needed to kill at point-blank range—and walk away unnoticed.