For 10 points, name this final Revolutionary War battle, after which Lord Cornwallis surrendered.
In the buildup to this battle, the losing commander set up a fortification at Gloucester ("GLAU-ster") shortly after retreating from Williamsburg. A key turning point in this battle was the arrival of reinforcements under Count Rochambeau ("RO-sham-BO"). British naval forces under Thomas Graves failed to break through the French blockade. For 10 points, name this final Revolutionary War battle, after which Lord Cornwallis surrendered.
In the buildup to this battle, the losing commander set up a fortification at Gloucester ("GLAU-ster") shortly after retreating from Williamsburg.
Battle of {Yorktown}