The Tripartite Pact

The Tripartite Pact was signed, forming the Axis Powers alliance between Germany, Italy, and Japan during World War II.
E=mc2

On September 27, 1905, during his “miracle year,” Albert Einstein published a paper titled Does the Inertia of a Body Depend Upon Its Energy-Content? In the paper, Einstein described the interchangeable nature of mass and energy, or what came to be known as E=mc2.
Stockton and Darlington Railway

The Stockton and Darlington Railway (S&DR) was the first passenger railway to use steam trains to transport passengers. The company operated across north east England from 1825 to 1863. The S&DR’s first line connected coal mines at Shildon in County Durham to Darlington.
The Concorde

The Concorde, a turbojet-powered supersonic passenger airliner, made its first non-stop crossing of the Atlantic Ocean on September 26th, reducing travel time significantly.
Televised Presidential Debate

The first-ever televised presidential debate in the United States took place, featuring John F. Kennedy and Richard Nixon, forever changing the landscape of political campaigning.
Chicago Cubs

MLB Chicago Cubs’ Ed Reulbach becomes only pitcher to throw doubleheader shutout, winning 3-0 and 5-0 over the Superbas at Washington Park in Brooklyn, New York
Sequoia National Park

Established as a national park by Congress on Sept. 25, 1890, Sequoia National Park is the second-oldest U.S. national park after Yellowstone. This national park borders Kings Canyon National Park.
Congress of the United States

The first Congress of the United States proposed twelve amendments to the Constitution, ten of which would become the Bill of Rights, safeguarding individual liberties.
The First Newspaper

The first newspaper in what is now the United States, Publick Occurrences Both Forreign and Domestick, was published in Boston on September 25th.
Comprehensive Nuclear-Test-Ban Treaty (CTBT)

The Comprehensive Nuclear-Test-Ban Treaty (CTBT) was opened for signature at the United Nations, aiming to prohibit all nuclear explosions for both civilian and military purposes.