On April 4, 1968, Dr. Martin Luther King Jr. was fatally shot on the balcony outside his second-story room at the Lorraine Motel in Memphis, Tennessee. King was struck in the jaw by a bullet that severed his spinal cord. The 39-year-old civil rights leader was pronounced dead on his arrival at a Memphis hospital. Following the assassination, riots broke out in cities across the country, with National Guard troops called out to quell unrest in Memphis and Washington, D.C.
On April 4, 1975, Microsoft was founded Albuquerque, New Mexico, as a partnership between Bill Gates and Paul Allen.