During which war did Andrew Jackson gain national fame?

Andrew Jackson gained national fame during the War of 1812, particularly through his leadership in the Battle of New Orleans in 1815. This battle was a significant American victory and showcased Jackson's military prowess, earning him the status of a national hero. His effective tactics and ability to inspire his troops contributed to the defeat of British forces, despite the fact that the war had technically ended with the Treaty of Ghent in December 1814, prior to the battle. The victory at New Orleans not only solidified his reputation but also played a crucial role in shaping his later political career, eventually leading to his presidency.