Andrew Jackson got famous for being victorious from the battle of New Orleans. Jackson was an United States General and had won the Americans victory for winning against the British. As a result, Jackson had won president in 1828 with help from the winning of 1812 battle.
Made communication faster. In the War of 1812, the most famous battle, the Battle of New Orleans, was fought after an agreement to end the war was reached by negotiators but the extremely slow methods of communication could not stop the battle.