Tue.
13

Today is Tuesday, May 13, 2025. It's the 133 day of the year, and we're on week 20. What Happened on May 13 in History? Keep reading to find out!

2024

OpenAI's newest version of ChatGPT, GPT-4 Omni (GPT-4o), went live.

2019

A new study was published in the journal 'Nature Geoscience,' which showed that the moon is still shrinking with recent moonquakes as it cools.

1992

Three astronauts, Richard J. Hieb, Thomas D. Akers, and Pierre J. Thuot, simultaneously walked in space for the first time.

1991

Apple released its Macintosh System 7.0.

1983

Reggie Jackson became the first major leaguer to strike out 2,000 times.

1981

An assassination attempt was made on Pope John Paul II.

1970

The Beatles movie, 'Let it Be,' premiered.

1967

Zakir Husain began an almost two-year term as President of India.

1958

An Australian man became the first to circumnavigate the world in an amphibious vehicle.

1949

The first British-made jet bomber, the English Electric Canberra, made its first test flight.

1940

Winston Churchill made his famous speech to the House of Commons.

1918

The first US airmail stamps were issued, costing 24 cents.

1913

The first four-engine aircraft was built and flown by Igor Sikorsky.

1888

Brazil introduced the Golden Law (Lei Áurea), signed by the Princess Imperial of Brazil, which abolished all forms of slavery.

1861

The first railway line in Pakistan opened, with trains running from Karachi to Kotri.