May 18. Napoleon Bonaparte becomes Emperor of France, 1804.
May 17. Formation date for the New York Stock Exchange in 1792.
May 16. Andrew Johnson avoids impeachment by one Senate vote, 1868.
May 15. Winnipeg faces General Strike, 1919.
May 14. " The Stars and Stripes Forever" first played.
May 13. Queen Wilhelmina of the Netherlands flees to England, 1940.
May 12. Tunisia becomes a protectorate of France, 1881.
May 11. Minnesota admitted to the American union in 1858.
May 10. The Centennial Exposition opens in Philadelphia, 1876.
