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.
The two opposing sides in World War I were the Central Powers, who fought against the Allied Powers in the first world war, and the Allied Power, whose only enemy was the Central Powers. These two sides continued to fight against each other for the duration of the first world war.