May 12th, 1399

Born on May 12th, 1399

Age in days, weeks and months
Wow, over 229,000 days old!

Why not celebrate an alternative birthday? In 918 days, exactly on January 29th, 2029, people who were born on May 12th, 1399 will be 230,000 days old!

... in seconds, minutes and hours

What happened on May 12th?

May 12th, 2008

In Postville, Iowa, U.S. Immigration and Customs Enforcement conducted the largest-ever raid of a workplace and arrested nearly 400 immigrants for identity theft and document fraud.

May 12th, 1998

Four students were shot and killed by Indonesian soldiers at Trisakti University in Jakarta, which led to widespread riots and the resignation of President Suharto nine days later.

May 12th, 1975

The Cambodian navy seized the American container ship SS Mayaguez in what they claimed to be Cambodian territorial waters.

May 12th, 1968

Vietnam War: The 1st Australian Task Force began the defence of Fire Support Base Coral in the largest unit-level action of the war for the Australian Army.

May 12th, 1967

The Jimi Hendrix Experience released the critically acclaimed and widely influential debut album Are You Experienced.

May 12th, 1948

The United Kingdom publicly announced that it was independently developing nuclear weapons, after the US Atomic Energy Act of 1946 ended cooperation on the matter.

May 12th, 1941

German engineer Konrad Zuse presented the Z3, the first working programmable and fully automatic computer, to an audience of scientists in Berlin.

May 12th, 1938

During an exercise to demonstrate air power, United States Army Air Corps bomber aircraft intercepted the Italian ocean liner SS Rex (pictured) 620 nautical miles (1,100 km) off the US Atlantic coast.

May 12th, 1932

Nazi deputies assaulted journalist Helmuth Klotz in the German parliament building after he publicized the homosexuality of a senior Nazi politician.

May 12th, 1888

North Borneo was established as a British protectorate.

May 12th, 1881

Under threat of invasion, Muhammad III as-Sadiq, Bey of Tunis, signed the Treaty of Bardo to make Tunisia a French protectorate.

May 12th, 1863

American Civil War: The Confederates were routed in the Battle of Raymond, a small battle that had an inordinately large impact on the Vicksburg campaign.

May 12th, 1846

The Donner Party, an American pioneer group which became known for resorting to cannibalism when they became trapped in the Sierra Nevada, left Independence, Missouri, for California.

May 12th, 1743

War of the Austrian Succession: Habsburg ruler Maria Theresa was crowned Queen of Bohemia after Austrian forces drove French troops from the territory.

May 12th, 1926

The crew of the airship Norge (pictured), led by Roald Amundsen, became the first people to make a verified trip to the North Pole.

Public holidays on May 12th

Fixed holidays (Christian feast day) which are celebrated on May 12th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1399 is a normal year and no leap year.

Calendar
May 1399