Final answer:
John Locke is best known for his belief in natural rights and the idea that government exists to protect these rights. His ideas had a significant impact on the American Revolution and the U.S. Constitution.
Step-by-step explanation:
John Locke (1632-1704) was an influential philosopher of the Enlightenment era. He is best known for his belief in natural rights, including life, liberty, and property. Locke argued that government exists to protect these rights and that people have the right to remove or overthrow a government that fails to do so. His ideas had a profound impact on future generations of colonists and played a key role in shaping the American Revolution and the U.S. Constitution.