A common misconception about the Battle of New Orleans is that it was fought after the Treaty of Ghent had been signed on December 24, 1814.

It is a misconception about the Battle of New Orleans is that it was fought after the Treaty of Ghent was signed, which officially ended the War of 1812. Although the treaty was signed on December 24, 1814, news of it had not reached the combatants in time for the battle on January 8, 1815. Many people at the time believed the battle was a decisive conclusion to the war, highlighting the confusion surrounding communication in the early 19th century. This misconception contributed to the perception of the battle as a defining moment of victory for the United States.