Washington’s troops, joined by the French forces under de Grasse and Lafayette, soundly defeated the British troops of General Cornwallis at the which battle?

Yorktown, Virginia

Thanks

The battle you are referring to is the Battle of Yorktown. To determine the answer, you can follow these steps:

1. Identify the key people involved: In this case, you mentioned General Cornwallis, General Washington, Admiral de Grasse, and Lafayette.

2. Understand the context: The battle took place during the American Revolutionary War in 1781.

3. Analyze the information: General Cornwallis commanded the British troops, while General Washington led the American forces, which were supported by French troops under the command of Admiral de Grasse and Lafayette.

4. Connect the details: By putting together the information, you can deduce that the Battle of Yorktown is the answer because it was the only major battle where General Cornwallis was defeated by Washington's joint forces with the French.

Therefore, the correct answer is the Battle of Yorktown.