9 July 1843

Under the belief that Israel and the United States were planning to attack its nuclear program, Iran conducted the Great Prophet III missile test and war games.

Italy won their fourth FIFA World Cup title, defeating France 5–3 on penalties following a 1–1 draw after extra time (players pictured).

Sri Lankan civil war: After advising civilians to take shelter in places of worship, the Sri Lanka Air Force bombed a church in Navaly, killing at least 147 people.

Nintendo released the arcade game Donkey Kong, which featured the debut of Mario, one of the most famous characters in video-game history.

The United States conducted the Starfish Prime high-altitude nuclear test, the largest nuclear explosion in outer space.

In a seminal moment for pop art, Andy Warhol's Campbell's Soup Cans exhibition opened at the Ferus Gallery in Los Angeles.

An earthquake struck Lituya Bay, Alaska; the subsequent megatsunami, the largest in modern times, reached an elevation of 1,720 ft (524 m).

Albert Einstein, Bertrand Russell (pictured) and nine other preeminent intellectuals and scientists issued the Russell–Einstein Manifesto, calling for a conference to assess the dangers posed by weapons of mass destruction.

World War II: The Battle of Saipan concluded after a mass Japanese suicide attack was repelled by American forces.

Nitrate film being stored in a 20th Century Fox facility spontaneously combusted, destroying more than 40,000 reels of negatives and film prints.

Politician William Jennings Bryan made his Cross of Gold speech advocating bimetallism, considered one of the greatest political speeches in American history.

The inaugural Wimbledon Championship, the world's oldest tennis tournament, began in London.

The Fourteenth Amendment to the United States Constitution, including the Citizenship Clause and the Equal Protection Clause, was ratified by the minimum required twenty-eight states.

Following Zachary Taylor's death, Millard Fillmore (pictured) became president of the United States, the last member of the Whig Party to hold that office.

British explorer David Thompson posted a notice at the confluence of the Columbia and Snake Rivers (in modern Washington state, U.S.), claiming the area for Great Britain.

Russo-Swedish War: During the Battle of Svensksund in the Baltic Sea, the Swedish Navy captured a third of the Russian fleet.

The Mozart family grand tour began, presenting the child prodigies Maria Anna and Wolfgang Amadeus across Western Europe.

War of the Austrian Succession: French victory at the Battle of Melle enabled their subsequent capture of Ghent from the Austrian Netherlands.

The Virginia Governor's Council made John Punch the first legally recognized slave in England's North American colonies.

An estimated 30,000 people died when a massive earthquake struck the Roman province of Phoenice.

Earth completes its shortest recorded day due to a slight acceleration in rotation, with July 9 lasting approximately 1.3 to 1.6 milliseconds less than 24 hours.

South Sudan gains independence and secedes from Sudan.

A rally takes place in Kuala Lumpur, Malaysia to call for fairer elections in the country.

One hundred and twenty-five people are killed when S7 Airlines Flight 778, an Airbus A310 passenger jet, veers off the runway while landing in wet conditions at Irkutsk Airport in Siberia.