Final answer:
George Washington led the Continental Army during the American Revolutionary War, facing challenges but ultimately playing a crucial role in the United States' independence.
Step-by-step explanation:
The military force led by George Washington during the American Revolutionary War was known as the Continental Army. Washington was appointed as the commander-in-chief by the Second Continental Congress and structured this patriotic force to achieve independence from British rule. Despite facing organizational difficulties, shortages of equipment, and the challenge of creating a unified professional army from diverse militias, Washington and the Continental Army proved instrumental in securing American independence.