1940 - April - 1st electron microscope demonstrated (RCA), Philadelphia, Pennsylvania, USA
The microwave oven was invented accidentally in 1945 by Percy Spencer, a Raytheon engineer. While testing a magnetron, he noticed microwaves melted a candy bar in his pocket. Experimenting further, he discovered microwaves could cook food quickly. Raytheon patented the process, and by 1947, they built the first commercial microwave oven, called the 'Radarange.' Initially used in commercial settings, microwaves becomes affordable for home use by the 1960s and 1970s, revolutionizing cooking.
1962 - The Cuban Missile Crisis was a tense 13-day standoff in October 1962 between the United States and the Soviet Union over the installation of Soviet nuclear missiles in Cuba, just 90 miles from the U.S. coast. The crisis is considered the closest the Cold War came to escalating into a full-scale nuclear war. It began when American spy planes discovered the missiles, leading to a U.S. naval blockade of Cuba and intense negotiations. The crisis ended when Soviet Premier Nikita Khrushchev agreed to remove the missiles in exchange for the U.S. promising not to invade Cuba and secretly agreeing to remove American missiles from Turkey.
1963 - I Have a Dream Speech - Martin Luther King's Address at March on Washington August 28, 1963.
June 17, 1972 – August 9, 1974 - Watergate Scandal began with the break-in at the Democratic National Committee headquarters at the Watergate office complex in Washington, D.C., in 1972. Members of President Richard Nixon's administration attempted to cover up their involvement. The scandal led to the discovery of multiple abuses of power by the Nixon administration, the resignation of President Nixon in 1974, and the indictment of several administration officials.
1973 - January 22 - Roe v. Wade, 410 U.S. 113 and Doe v. Bolton, 410 U.S. 179: The U.S. Supreme Court declares that the Constitution protects women’s right to terminate an early pregnancy, thus making abortion legal in the U.S.
1973 - March 29 - The last United States soldier leaves Vietnam
The cell phone was invented by Martin Cooper of Motorola. On April 3, 1973, he made the first handheld mobile phone call with the Motorola DynaTAC. This device weighed 2.5 pounds and was 10 inches long, offering 30 minutes of talk time and requiring 10 hours to charge. The first commercial cell phone was released in 1983, revolutionizing communication and leading to the modern smartphones we use today.
1981 - June 5 - First reported case of AIDS (Acquired Immune Deficiency Syndrome)
1986 - January 28 - Space Shuttle Challenger accident - The Space Shuttle Challenger disaster occurred on January 28, 1986, when the shuttle broke apart 73 seconds into its flight, leading to the deaths of its seven crew members.
1989 - The World Wide Web is invented at CERN (Tim Berners-Lee, UK)
Death
Name: Jed Joseph Johnson
Gender: Male
Race: White
Death Age: 53
Birth Date: abt 1940
Death Date: 16 Dec 1993
Death Place: Fairfax, Virginia, USA
Spouse: S Johnson
Certificate Number: 1993047772
Ancestry.com. Virginia, U.S., Death Records, 1912-2014 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2015.
Name: Jed Joseph Johnson Jr
[J J Johnson Jr]
Gender: Male
Race: White
Birth Date: 27 Dec 1939
Birth Place: Washington, District of Columbia
Death Date: 15 Dec 1993
Father:
Jef J Johnson
Mother:
Beatrice Luginbyhl
SSN: 071367036
Death Certificate Number: 047772
Notes: Jan 1962: Name listed as JED JOSEPH JOHNSON JR; 17 Jan 1998: Name listed as J J JOHNSON
Ancestry.com. U.S., Social Security Applications and Claims Index, 1936-2007 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2015.
Birth — 1939
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