The London Gazette offers a reward to anyone revealing the author of a pamphlet called An Account of the Growth of Popery. The pamphlet, it was later revealed, had been published anonymously by Andrew Marvell in 1677.

After four years of debate and planning, French Emperor Napoleon Bonaparte enacts a new legal framework for France, known as the “Napoleonic Code.” The civil code gave post-revolutionary France its first coherent set of laws concerning property, colonial affairs, the family and individual rights.

On March 21, 1918, near the Somme River in France, the German army launches its first major offensive on the Western Front in two years.

On March 21, 1943, the second military conspiracy plan to assassinate Hitler in a week fails.

On March 21, 1952, Cleveland hosts an event now recognized as history’s first major rock-and-roll show: the Moondog Coronation Ball.

In the Black township of Sharpeville, near Johannesburg, South Africa, Afrikaner police open fire on a group of unarmed Black South African demonstrators, killing 69 people and wounding 180 in a hail of submachine-gun fire. The demonstrators were protesting against the South African government’s restriction of nonwhite travel. In the aftermath of the Sharpeville massacre, protests broke out in Cape Town, and more than 10,000 people were arrested before government troops restored order.

Alcatraz Prison in San Francisco's Bay closes down and transfers its last prisoners. At its peak period of use in 1950s, “The Rock," or "America’s Devil Island," housed over 200 inmates at the maximum-security facility. Alcatraz remains an icon of American prisons for its harsh conditions and record for being inescapable.

On March 21, 1980, President Jimmy Carter announces that the U.S. will boycott the Olympic Games scheduled to take place in Moscow that summer. The announcement came after the Soviet Union failed to comply with Carter’s February 20, 1980, deadline to withdraw its troops from Afghanistan.