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 League of Nations failed to prevent World War II because it had little authority.he League of Nations was originally formed to promote world peace, but was a failure and one of the causes of WW2. The League did not always stand up for weaker countries and â¦ this showed dictators like Hitler and Mussolini that they could do what they wanted to and get away with it.