Event:
1st voice amplification system to be used in U.S. Senate
More Notable Events on May 15:
1988 Moscow began withdrawing its 115,000 troops in Afghanistan
1948 Egypt, Lebanon, Syria, Iraq and Saudi Arabian troops attack Israel
1940 1st nylon stockings sold in U.S.
1928 Mickey Mouse made his 1st appearance
1905 Las Vegas, Nevada founded
