An ally refers to a country or entity that forms a cooperative relationship with another country to achieve common goals or face shared challenges.
Related terms
Allied Powers: The alliance formed during World War II consisting of countries such as the United States, Great Britain, and the Soviet Union.
NATO (North Atlantic Treaty Organization): A military alliance established after World War II between North American and European countries for collective defense.
Axis Powers: The alliance led by Germany, Italy, and Japan during World War II.