What was first trafalgar or Waterloo?

The Battle of Trafalgar took place on October 21, 1805, while the Battle of Waterloo occurred later, on June 18, 1815. Trafalgar was a naval battle during the Napoleonic Wars, where the British fleet, led by Admiral Nelson, defeated the combined fleets of France and Spain. In contrast, Waterloo was a land battle that marked the final defeat of Napoleon Bonaparte. Thus, Trafalgar came first.