On Aug. 4, 1914, Britain declared war on Germany for invading Belgium; the United States proclaimed its neutrality in the mushrooming world conflict.
In 1916, the United States reached agreement with Denmark to purchase the Danish Virgin Islands for $25 million.
In 1936, Jesse Owens of the United States won the second of his four gold medals at the Berlin Olympics as he prevailed in the long jump over German Luz Long, the first to congratulate him.
in 1944, acting on tip from a Dutch informer, the Nazi Gestapo captures 15-year-old Jewish diarist Anne Frank and her family in a sealed-off area of an Amsterdam warehouse.
in 1964, the remains of three civil rights workers whose disappearance on June 21 garnered national attention are found buried in an earthen dam near Philadelphia, Mississippi.
In 1968, the second day of the two day Newport Pop Festival took place in Costa Mesa, California with Blue Cheer, Eric Burdon & The Animals, Grateful Dead, Illinois Speed Press, Iron Butterfly, Jefferson Airplane, Quicksilver Messenger Service and The Byrds. Over 100,000 fans attended the festival.
In 1984, Prince started a 24 week run at the top of the US album charts with Purple Rain. His sixth studio album which features the hits ‘When Doves Cry’ and ‘Let’s Go Crazy’, as well as the title track has sold over 20 million copies worldwide, becoming the seventh best-selling soundtrack album of all time.
In 1987, the Federal Communications Commission voted 4-0 to abolish the Fairness Doctrine, which required radio and television stations to present balanced coverage of controversial issues.
In 1993, a federal judge sentenced Los Angeles police officers Stacey Koon and Laurence Powell to 2 1/2 years in prison for violating Rodney King’s civil rights.
In 2019, A mass shooting takes place early in the morning in Dayton, Ohio on August 4, 2019. The killing of nine people and the injuries of 27 was significant in its own right, but this mass shooting was particularly notable for being America’s second in less than 24 hours. Just one day before, a shooter opened fire at a Wal-Mart in El Paso, Texas, killing 22 and injuring 24.