Event:
Voters in Switzerland reject a proposal to raise the minimum wage to about $25 per hour; if passed, the rate would have been the highest minimum wage in Europe
More Notable Events on May 18:
1980 Mount St. Helens blows its top in Washington State, 60 die
1953 Jacqueline Cochran is 1st woman to break the sound barrier
1951 U.N. moves headquarters to New York City
1927 Grauman's Chinese Theater opens in Hollywood California
1804 Napoleon Bonaparte proclaimed Emperor of France
