Memory Key Battles of the RevolutionVersión en línea Significance of key battles of the American Revolution por Daniel Yoder Yorktown Bunker Hill Colonial forces harass British troops on their march back to Boston. This kicks off the American Revolution American victory that convinces the French to join the war effort. Lexington & Concord Saratoga Long Island American and French forces trap the British Army forcing a surrender and an end to the war. Gen. Washington is able to escape and avoid total destruction, teaching him he can win the war simply by not losing it. Inspired the Second Continental Congress to write the Olive Branch Petition.