title: Battle of Waterloo
context: The Battle of Waterloo was fought on Sunday, 18 June 1815 near Waterloo in Belgium, part of the United Kingdom of the Netherlands at the time. A French army under the command of Napoleon Bonaparte was defeated by two of the armies of the Seventh Coalition: a British-led allied army under the command of the Duke of Wellington, and a Prussian army under the command of Field Marshal Blücher. The battle marked the end of the Napoleonic Wars.
question: When was the Battle of Waterloo?
answers: Sunday, 18 June 1815