A "battle" is a conflict between two or more groups, often involving armed forces. It can take place on land, at sea, or in the air, and is usually fought to gain control over a specific area or to achieve a particular goal. Battles can be large, like the Battle of Gettysburg, or small skirmishes between smaller groups. Throughout history, battles have shaped nations and influenced the course of events. They often involve strategies and tactics, with leaders like Alexander the Great or Napoleon Bonaparte known for their military genius. The outcome of a battle can change the fate of countries and their people.