June 5th

The British newspaper the Guardian published the first of many stories based on leaks by Edward Snowden about the top-secret surveillance activities of the National Security Agency.
Edward Snowden
Vice President Dick Cheney's former chief of staff, I. Lewis "Scooter" Libby, was sentenced to 2 1/2 years in prison for lying and obstructing the CIA leak investigation. (President George W. Bush later commuted the prison sentence.).
United States v. Libby
Ronald Reagan, the 40th president of the United States, died in Los Angeles at age 93 after a long struggle with Alzheimer's disease.
Death and state funeral of Ronald Reagan
Elizabeth Smart, 14, was kidnapped from her bedroom in her family's Salt Lake City home. (She was rescued in March 2003.).
Elizabeth Smart kidnapping
Indira Gandhi orders attack on Sikh's holiest site, the Golden Temple.
Operation Blue Star
The first cases of AIDS are reported. The Centers for Disease Control and Prevention described five cases of a rare form of pneumonia, a deadly immune deficiency disease which later became known as AIDS. In 2000, more than 40 million people worldwide were affected by it.
Timeline of HIV/AIDS
Robert F. Kennedy is assassinated. The attacker, a 24-year old Palestinian, was disgruntled by Kennedy's support for Israel. The brother of former U.S. President, John F. Kennedy, died on the following day.
Assassination of Robert F. Kennedy
The Six-Day War begins in the Middle East. Israeli forces launched a surprise attack against Egypt, prompting other Arab allies to enter the conflict. Egypt had previously blocked the Straits of Tiran to Israeli traffic and amassed its troops at the border between the two countries.
Six-Day War
State of siege proclaimed in Iran, Ayatollah Khomeini arrested.
Iranian Revolution
Elvis Presley first performs “Hound Dog” live on TV. Presley's suggestive hip movements during this performance earned him his nickname, “Elvis the Pelvis”. “Hound Dog” became his best-selling song with about 10 million sold copies.
Hound Dog (song)
Secretary of State George C. Marshall, speaking at Harvard University, outlined an aid program for Europe that came to be known as the Marshall Plan.
Marshall Plan
The United States went off the gold standard.
Gold standard
Civil War hero Gen. William T. Sherman refused the Republican nomination for president with the words, “I will not accept if nominated and will not serve if elected.”.
William Tecumseh Sherman
The first Orient Express leaves Paris. The legendary train journey from Paris to Istanbul featured in many works of popular culture, including Bram Stoker's “Dracula” and Agatha Christie's “Murder on the Orient Express“.
Orient Express
Sultan Bargash closes slave market of Zanzibar.
Barghash bin Said of Zanzibar
Joseph and Jacques Montgolfier gave the first successful balloon flight demonstration.
Montgolfier brothers
Economist Adam Smith was born in Kirkcaldy, Scotland.
Adam Smith