General Rochambeau helped General Washington by

Question

providing French troops for the Battle of Yorktown.
attacking General Gates at the Battle of Camden.
attacking General Greene at the Battle of Guilford Court House.
providing British ships for the Battle of Camden.

Answer 1

General Rochambeau helped General Washington by providing French troops for the Battle of Yorktown. This collaboration was crucial in the American victory, as it combined the forces of American and French troops to ultimately force the British surrender.