May 19

Queen Anne Boleyn is beheaded at the Tower of London on charges of adultery, treason, and incest against King Henry VIII.

Queen Anne Boleyn was beheaded by a skilled swordsman brought specially from France, on fabricated charges engineered by King Henry VIII to clear the way for his marriage to Jane Seymour, which took place just eleven days later, ending one of the most consequential and turbulent royal marriages in English history.

French forces decisively defeat Spanish troops at the Battle of Rocroi during the Thirty Years' War, ending Spain's military dominance in Europe.

French forces under the young Duc d'Enghien decisively crushed a previously feared Spanish army at the Battle of Rocroi, effectively ending Spain's centuries-long dominance as Europe's preeminent land military power during the closing years of the devastating Thirty Years' War, and elevating French military prestige on the continent.

Napoleon Bonaparte departs France with a massive expedition force to invade Egypt.

Napoleon Bonaparte departed the French port of Toulon with a massive expeditionary force of ships and soldiers bound for Egypt, part of an ambitious campaign intended to disrupt British trade routes to India and establish French influence in the eastern Mediterranean, though the invasion ultimately proved a costly strategic failure after Admiral Nelson destroyed the French fleet.

Napoleon establishes the Legion of Honour, France's highest order of merit.

Napoleon Bonaparte established the Legion of Honour, a merit-based order of distinction intended to reward exceptional civil and military service to France regardless of birth or social class, a deliberately meritocratic innovation that remains the country's highest civilian and military honor awarded today.

An unusual darkening of the daytime sky is observed across New England and parts of Canada, puzzling residents and later attributed to smoke and storm conditions.

An unusually thick, eerie yellowish-brown darkness fell over New England and parts of eastern Canada during otherwise clear daytime hours, alarming residents who lit candles at noon; the puzzling phenomenon was later scientifically attributed to a combination of dense forest fire smoke and unusual atmospheric storm cloud conditions.

Buffalo Bill Cody's Wild West show debuts in Omaha, Nebraska, launching one of the era's most famous traveling exhibitions.

Buffalo Bill Cody's Wild West show debuted in Omaha, Nebraska, launching a wildly popular traveling exhibition featuring frontier reenactments, sharpshooting displays by performers like Annie Oakley, and rodeo-style riding that toured internationally for decades, powerfully shaping global popular perceptions of the American West and its history.

British forces relieve the besieged town of Mafeking during the Second Boer War, sparking widespread celebration in Britain.

British forces finally relieved the besieged South African town of Mafeking after a grueling 217-day siege by Boer commandos during the Second Boer War, triggering exuberant, widely reported spontaneous celebrations across Britain that added a new word, "maffick," meaning to celebrate extravagantly, to the English language.

Marilyn Monroe delivers her famously breathy rendition of "Happy Birthday" to President John F. Kennedy at Madison Square Garden.

Actress Marilyn Monroe delivered her famously breathy, seductive rendition of "Happy Birthday, Mr. President" to President John F. Kennedy at a lavish Democratic Party fundraiser and early birthday celebration at Madison Square Garden, an iconic pop-culture moment that occurred just weeks before her sudden death.

Prince Harry and Meghan Markle marry at St George's Chapel in Windsor before a global television audience of hundreds of millions.

Prince Harry married American actress Meghan Markle at St George's Chapel in Windsor Castle, a royal wedding ceremony that notably blended traditional British royal pageantry with elements of African-American gospel music and culture, watched live by an estimated global television audience of hundreds of millions.

A helicopter crash in mountainous terrain kills Iranian President Ebrahim Raisi and Foreign Minister Hossein Amir-Abdollahian.

A helicopter carrying Iranian President Ebrahim Raisi crashed in dense fog over mountainous terrain in northwestern Iran, killing him along with the country's foreign minister and several other officials and crew, triggering an extended period of national mourning and a subsequent snap presidential election held under Iran's constitutional succession process.