On December 6, 1907, a mine explosion occurred in Monongah, West Virginia. It was the worst mining disaster in U.S. history. Tragedies like this made it clear: mine workers were subject to exploitative and deadly working conditions. Learn more about their battle for dignity: MINE WARS is streaming now → https://to.pbs.org/2RAzPQ7 | American Experience | PBS

Front Toward Enemy — and never forget it. 🇺🇸 The M18A1 Claymore mine is one of the most iconic directional anti-personnel weapons in military history. Designed to launch hundreds of steel balls in a devastating fan-shaped blast, it’s simple, lethal, and effective. This training clip highlights not only the setup and components of the Claymore Kit — but also the critical safety procedures every operator must memorize. One wrong placement, one missed warning… and the danger turns on your own tea

The claymore mine | Habitual line crosser