Final answer:
Patrick Henry was an influential American attorney, planter, and politician known for his declaration, 'Give me liberty, or give me death!' during the American Revolution.
Step-by-step explanation:
The individual you are referring to is Patrick Henry, a prominent figure in the American Revolution, known for his fervent speeches pushing for independence from British rule. His declaration, "Give me liberty, or give me death!", is indeed his most famous quote and was delivered in March 1775, encapsulating the revolutionary spirit of the time.
Patrick Henry served as the first and sixth governor of Virginia after Independence, playing a crucial role in the fight for American liberty.