The day after the Tiananmen Square massacre of 1989, which killed an unknown number of citizens in Beijing, one man performed a stunning act of defiance. Watch the “tank man” stand his ground. https://to.pbs.org/2I0zYKt | FRONTLINE | PBS

Used by the Germans in WWII, the Pak 40 makes other anti-tank guns look like toys. It can fire 10 shots per minute, and the force of one shot can blast through half a foot of steel. Watch as host Paul Shull fires one in the empty desert. 🎥The Weapon Hunter | Smithsonian Channel Aviation Nation

On June 5th, 1989, an iconic moment of resistance occurred during the Tiananmen Square protests. An unknown individual, who later became known as “Tank Man,” bravely stood in front of a column of tanks, effectively halting their advance. Despite attempts by the Chinese government to censor the event, “Tank Man” remains a potent symbol of individual courage against oppressive regimes. | History In Pictures