On This Day in History

The Jimi Hendrix Experience released the critically acclaimed and widely influential debut album Are You Experienced.

Vietnam War: The 1st Australian Task Force began the defence of Fire Support Base Coral in the largest unit-level action of the war for the Australian Army.

The Cambodian navy seized the American container ship SS Mayaguez in what they claimed to be Cambodian territorial waters.

The Coppergate Helmet (pictured), the best preserved of the six known Anglo-Saxon helmets, was discovered.

Juan María Fernández y Krohn attempted to assassinate Pope John Paul II with a bayonet in Fátima, Portugal.

Four students were shot and killed by Indonesian soldiers at Trisakti University in Jakarta, which led to widespread riots and the resignation of President Suharto nine days later.

In Postville, Iowa, U.S. Immigration and Customs Enforcement conducted the largest-ever raid of a workplace and arrested nearly 400 immigrants for identity theft and document fraud.

On arrival at Tripoli International Airport, Afriqiyah Airways Flight 771 crashed into the ground at a speed of 262 kn (485 km/h; 302 mph) and exploded, killing all but one of the 304 people on board.

An earthquake in Nepal killed 218 people and injured more than 3,500 others.

A train derailment killed eight people and injured more than 200 others in Philadelphia.

The WannaCry ransomware attack affected more than 400,000 computers worldwide, including systems used by the National Health Service and Telefónica.

The Event Horizon Telescope released the first image of Sagittarius A*.