Explain what happened during the Battle of New Orleans. Why did it occur after the Treaty of Ghent had been signed?

Sorry I don’t speak English maybe if you translate the question to me in Spanish I could help sorry I couldn’t help I feel really bad I am I’ll try to translate it on my own hopefully it works I’ll be back if it does :).

Battle of New Orleans the spa on January 8, 1815 between British troops led by General Edward packing ham and American forces led by General Andrew Jackson because the Treaty of Ghent had reached America shortly after the battle many Americans believe that the battle won the war

The led the formation to the united states