In some cases, patients with migraines experience specific warning symptoms, or an aura, prior to the onset of their headache. These warning symptoms can range from flashing lights or a blind spot in one eye to numbness or weakness involving one side of the body.
What major Allied power refused to join the League of Nations following the end of World War I? France Great Britain United States Russia. UNITED STATES refused to join the League of Nations following the end of World War I. Log in to see link for more information.
Quick Answer. The Allied powers in World War I included Great Britain, France, the United States and Italy. The Allies included 25 nations in all.