1665 – England installs a municipal government in New York City.
1787 – US law passes providing a senator must be at least 30 years old.
1849 – Gas mask patented by Lewis Haslett (Louisville, Kentucky)
1859 – Comstock Silver Lode in Nevada discovered, first major silver discovery in the US.
1903 – Niagara Falls, Ontario incorporated as a city.
1917 – US Secret Service extends protection of the President to include his family.
1923 – Harry Houdini frees himself from a straight jacket while suspended upside down, 40 feet above ground in New York City.
1931 – Al Capone is indicted on 5,000 counts of prohibition and perjury.
1934 – Black-McKeller bill causes the break-up of William Boeing’s empire into Boeing United Aircraft {Technologies} and United Airlines.
1944 – US troops march into Carentan/Caumont, Normandy.
1965 – Sonny and Cher make their first TV appearance in “American Bandstand”
1967 – US Supreme Court unanimously ends laws against interracial marriages.
1977 – Groundbreaking ceremony for John F. Kennedy Presidential Library and Museum.
1980 – Ronald Reagan says he will submit to periodic medical tests.
1987 – US President Ronald Reagan challenges Mikhail Gorbachev to “tear down” the Berlin wall.
1994 – Cab Calloway suffered massive stroke at his home in White Plaines, NY.
2011 – 65th Tony Awards: The Book of Mormon & War Horse win.
2012 – World Health Organization concludes that diesel exhaust causes cancer.
2016 – Gunman claiming allegiance to the Islamic State opens fire at gay nightclub in Orlando, Florida, killing 49, injuring 53 – worst mass shooting in the US.
2018 – Singapore Summit between North Korean leader Kim Jong-un and US President Donald Trump.