Battle: Part of a war which is well defined in duration, area and force commitment

Battles are most often fought during wars. A small battle fought by only a small part of the armies is called a skirmish. Series of battles are called military campaigns. The ground on which a battle is fought is called a battlefield.

Battles can very important, for example the 1389 Battle of Kosovo, which was a draw in military terms, and the 1798 Battle of the Nile which the French lost, changed the history of Europe and the world.

• 300 Spartans at Thermopylae: Battle of Thermopylae 480 BC
• Siege of Carthage: 149–146 BC
• Battle of Hastings – 1066
• Battle of Kosovo – 1389
• Battle of Waterloo – 1815
• The Battle of Trenton 1776 saved the American Revolutionary cause.
• Battle of Gettysburg – 1863
• Battle of Verdun – 1916
• Battle of the Bulge – 1944
• The firebombing of Tokyo on the night of March 9-10, 1945.
• Battle of Inchon – 1950, Korean War
• Tet Offensive – 1968, Vietnam War

Naval battles

• Battle of Trafalgar – 1805
• Battle of Midway – 1942