heir. n. 1. A person who inherits or is entitled by law or by the terms of a will to inherit the estate of another. 2. A person who succeeds or is in line to succeed to a hereditary rank, title, or office.
A: The Allied Powers, or Allies, refers to coalitions of primarily North American nations victorious over rival, central-European forces in World War I and World War II. The four nations that recurred as the main forces of the Allied Powers in both wars were France, Russia/USSR, the United Kingdom and the United States. Continue Reading
Broadly speaking you have two sides, the Allied powers and the Axis. The Allies comprised of The British Empire, Poland, France, The United States of America, China, Russia and many countries that were invaded and fought as governments in exile like Poland.