Who in US history is known for the phrase, "I have not yet begun to fight"?

The phrase "I have not yet begun to fight" is famously attributed to John Paul Jones, who was a naval commander during the American Revolutionary War. This declaration was made during the naval battle between his ship, the Bonhomme Richard, and the British warship Serapis in 1779. When a British officer challenged him, believing he was on the verge of defeat, Jones’s spirited response exemplified his determination and tenacity in battle.

John Paul Jones is often celebrated as a key figure in establishing the United States Navy and is remembered for his audacity and strategic brilliance in the face of overwhelming odds. His willingness to fight on, even when appearing to be at a disadvantage, serves as a testament to his character and leadership, making this quote famous in American naval history.

This context underscores why John Paul Jones is the correct answer, highlighting his legacy and contribution to naval warfare.