On a Sunday in June 1778, in heat that killed men where they stood, Washington’s reborn army finally caught the British in the open at Monmouth Court House. This is the story of the day the Continental Army proved it could stand. It nearly went the other way: sent to strike the British rear, General Charles Lee — brilliant, vain, and convinced Americans could never beat regulars in a stand-up fight — led an attack he didn’t believe in, and it collapsed into a chaotic retreat. Then Washington rode into the rout. What he said to Lee became one of the most famous confrontations in American history — and, like the legend of Molly Pitcher born on the same field, the version everyone remembers isn’t quite what happened. Through the eyes of the barefoot private Joseph Plumb Martin, this is Monmouth in the oven-heat: the drill of Valley Forge paying off at last, a woman working a cannon as a shot tears through her skirt, and the reborn Continental Army standing, for the first time, toe to toe with the finest infantry in the world.