28 May 655

Harambe was shot and killed after grabbing a three-year-old boy in his enclosure at the Cincinnati Zoo and Botanical Garden, drawing widespread criticism and inspiring internet memes.

An independent commission appointed by the Football Association voted two-to-one to allow Wimbledon F.C. to relocate from London to Milton Keynes.

Mathias Rust, a West German aviator, flew his Cessna 172 from Helsinki, Finland, through Soviet air defences, landing illegally near Red Square in Moscow.

Falklands War: The British War Cabinet, which never considered using nuclear weapons in the conflict, ordered that the nuclear depth bombs on British ships return home.

Second World War: Belgium surrendered to Nazi Germany, ending the Battle of Belgium.

The rise of Neville Chamberlain culminated with his accession as Prime Minister of the United Kingdom, being summoned to Buckingham Palace to "kiss hands".

Mozaffar ad-Din, Shah of Persia, granted exclusive rights to prospect for oil in the country to businessman William Knox D'Arcy (pictured).

Scottish-American preservationist John Muir (pictured) founded the environmental organization Sierra Club in California.

U.S. president Andrew Jackson signed the Indian Removal Act into law, authorizing him to negotiate with Native Americans for their removal from their ancestral homelands.

French and Indian War: Led by 22-year-old George Washington, a company of Virginia colonial militiamen ambushed a force of 35 Canadiens at the Battle of Jumonville Glen.

English Civil War: Royalist troops stormed and captured the Parliamentarian stronghold of Bolton, leading to a massacre of defenders and local residents.

Italian composer Claudio Monteverdi debuted his second opera L'Arianna, now one of his lost works, at a royal wedding in Mantua.

Tang forces led by Li Shimin defeated and captured Dou Jiande at the Battle of Hulao in the civil war that followed the collapse of the Sui dynasty.

Former Formula One driver Takuma Sato wins his first Indianapolis 500, the first Japanese and Asian driver to do so. Double world champion Fernando Alonso retires from the race with an engine issue in his first entry of the event.

Harambe, a gorilla, is shot to death after grabbing a three-year-old boy in his enclosure at the Cincinnati Zoo and Botanical Garden, resulting in widespread criticism and sparking various internet memes.

Start of the Gezi Park protests in Turkey.

The Arkankergen massacre in Kazakhstan's Alakol District kills 15 people.

Malta votes on the introduction of divorce; the proposal was approved by 53% of voters, resulting in a law allowing divorce under certain conditions being enacted later in the year.

In West Bengal, India, the Jnaneswari Express train derailment and subsequent collision kills 148 passengers.

The first meeting of the Constituent Assembly of Nepal formally declares Nepal a republic, ending the 240-year reign of the Shah dynasty.

The Iraqi Governing Council chooses Ayad Allawi, a longtime anti-Saddam Hussein exile, as prime minister of Iraq's interim government.

Peter Hollingworth resigns as Governor-General of Australia following criticism of his handling of child sexual abuse allegations during his tenure as Anglican Archbishop of Brisbane.

The last steel girder is removed from the original World Trade Center site. Cleanup duties officially end with closing ceremonies at Ground Zero in Manhattan, New York City.

In Milan, Italy, after 22 years of restoration work, Leonardo da Vinci's masterpiece The Last Supper is put back on display.