On March 22

At least 145 people were killed and 551 injured in a bombing and mass shooting at the Crocus City Hall in Krasnogorsk, Russia.

A massive landslide in Oso, Washington, killed 43 people after engulfing a rural neighborhood, the largest death toll for a standalone landslide in U.S. history.

At least 37 people were killed after a fire in Thailand destroys a camp containing Burmese refugees.

Comet Hale–Bopp (pictured) reached its closest approach to Earth at 1.315 AU.

Russian cosmonaut Valeri Polyakov returned from the space station Mir aboard Soyuz TM-20 after 437 days in space, setting a record for the longest spaceflight.

USAir Flight 405 crashed in Flushing Bay shortly after takeoff from New York City's LaGuardia Airport, killing 27 people, and leading to studies into the effects of ice on aircraft.

Teachers at a preschool in Manhattan Beach, California, were falsely charged with the sexual abuse of schoolchildren, leading to the longest and costliest criminal trial in United States history.

Please Please Me, the first album recorded by the Beatles, was released.

World War II: Almost the entire population of the village of Khatyn, in present-day Belarus, were massacred by Ukrainian and Belarusian Nazi collaborators.

British propaganda radio station Deutscher Kurzwellensender Atlantik began broadcasting to German submariners.

Second World War: British and Italian naval forces fought the Second Battle of Sirte in the Gulf of Sidra north of Libya.

In golf, the first Masters Tournament was held at Augusta National Golf Club in Georgia, United States.

Phan Xích Long, the self-proclaimed emperor of Vietnam, was arrested for organising a revolt against the colonial rule of French Indochina, which was nevertheless carried out by his supporters the following day.

Charilaos Vasilakos (pictured) won the first modern marathon in preparation for the inaugural Summer Olympics.

William Woods Holden, Governor of North Carolina, became the first U.S. state governor to be removed from office through impeachment.

The Slave Trade Act, which banned the export of slaves from the United States, was signed by George Washington

The Emerald Buddha, considered to be the sacred palladium of Thailand, was installed in its current location at Wat Phra Kaew on the grounds of the Grand Palace in Bangkok.

The Parliament of Great Britain passed the Stamp Act, requiring that many printed materials in the Thirteen Colonies in British America carry a tax stamp.

Anne Hutchinson was expelled from the Massachusetts Bay Colony for her participation in the Antinomian Controversy.

The Bostran era, the official era of the Roman province of Arabia Petraea, began.