Jacksons energy got results, and timely reinforcorcements from Kentucky and Tennessee brought his avaiable forces to a little over 5,000. After several minor attacks in December, the British launched theur grand assault at dawn of January 8, 1815. It was a foolhardy attempt - an attack in close columns against earthworths defended by artillery and firlfemen whose aim was known to be deadly. The assault t ended in a terrible defeat for the British. The British lost their three highest -ranking officers, some 2,000 other casualties, and the city of New Orleans. Jacksons loseses were just 13 killed.