The Daily News | April 28

Warren Spahn pitched a no hitter at age 41, 1961
Battle of Sillery, 1760
Last US civilians evacuated from South Vietnam, 1975
Mutiny on HMS Bounty, 1789
Nightly “dim-out” began along the East Coast, 1942
Expo ’67 opened (Montreal), 1967
Giovanni Battista Piazzetta, Venetian painter, died, 1754
Yellow fever vaccine announced, 1932
First veterinary college in US incorporated (Boston), 1855
Maryland became the 7th US state, 1788
First night air flight (Claude Grahame-White, England), 1910
Air conditioner patented (W.H. Carrier), 1914
First jump with Army Air Corp (rip-cord type) parachute, 1919
Benito Mussolini, Italian dictator, shot, 1945
First animated cartoon electric sign displayed (New York), 1937
Rush-Bagot Agreement (Great Lakes neutral), 1818