1765 – 1st North American medical college opens in Philadelphia.
1802 – Washington, D.C. is incorporated as a city.
1830 – 1st regular steam train passenger service starts.
1861 – Lincoln ask for 42,000 Army Volunteers and another 18,000 seamen.
1915 – John McCrae writes the poem “In Flanders Fields”
1921 – West Virginia imposes 1st state sales tax.
1937 – Margaret Mitchell wins Pulitzer Prize for “Gone With the Wind”
1938 – Lefty Grove defeats Tigers 4-3 for 1st of record 20 consecutive wins at his home field Fenway Park; he doesn’t lose there until May 12, 1941.
1944 – Meat rationing ends in US.
1948 – Pulitzer prize awarded to James Michener & Tennessee Williams.
1961 – Warren Spahn pitches a 2 hitter after pitching a no hitter.
1965 – 1st use of satellite TV, Today Show on Early Bird Satellite.
1971 – “All Things Considered” premieres on 112 National Public Radio stations.
1973 – Chicago’s Sears Tower, world’s tallest building (443 m) topped out.
1982 – NY Times reports that military will get 25 percent of NASA’s budget.
1987 – Miami Herald reports a woman spent Friday & Saturday with Presidential candidate Gary Hart.
1999 – Oklahoma City, Oklahoma is slammed by an F5 tornado killing forty-two people, injuring 665, and causing $1 billion in damage. The tornado was one of 66 from the 1999 Oklahoma tornado outbreak.
2001 – The United States loses its seat on the U.N. Human Rights Commission for the first time since the commission was formed in 1947.
2016 – Ted Cruz suspends his campaign to be the Republican Presidential nominee.