During which conflict did Oliver Hazard Perry become a national hero?

Oliver Hazard Perry became a national hero during the War of 1812, most notably for his leadership in the Battle of Lake Erie. This battle was significant as it secured control of the lake for the United States, allowing American forces greater movement and access in the Northwest Territory. Perry's famous message following the battle, "We have met the enemy and they are ours," underscored his pivotal role in achieving a crucial victory for American forces against the British. His successful campaign not only bolstered national morale but also helped to establish naval power as an essential component of the United States' military capabilities during this period. This achievement solidified Perry's status as a national hero, emphasizing the importance of naval warfare in the conflict.