27 September 1905:
Einstein’s revolutionary equation about the equivalence of matter and energy (E = mc2) was published #OnThisDay in 1905. It was thought energy and mass were unrelated, but @AlbertEinstein‘s equation showed energy and mass are different forms of the same thing.#NobelPrize pic.twitter.com/Qe4rBbOb3L
— The Nobel Prize (@NobelPrize) September 27, 2023
20 September 1586:
Chidiock Tichborne was executed for his involvement in the Babington Plot, a Catholic conspiracy to assassinate Queen Elizabeth I of England and place Mary, Queen of Scots, on the English throne. Tichborne’s involvement in this plot ultimately led to his arrest and subsequent execution. He left behind this poem, written to the young poet’s wife the night before his execution, a few days before his 28th birthday: “My prime of youth is but a frost of cares…..”
Things Worth Remembering: The Last Words of a Doomed Poet
19 September 1796:
George Washington, as the first President of the United States, warned citizens of the dangers of foreign entanglements and excessive military spending in his Farewell Address, delivered on September 19, 1796. Washington warned against forming long-term alliances and involving the nation in unnecessary wars, which could burden the country financially and endanger its peace and prosperity. His warnings about avoiding foreign entanglements and maintaining fiscal responsibility continue to be cited in discussions about U.S. foreign policy and military engagements.
17 September, 1787:
The United States Constitution was signed by all states except Rhode Island. Timeline. Though under continual attack since — particularly from “academia” which has long since beclowned itself — it remains the model for governance of free societies and explains why migration patterns (notably among non-citizen graduate students and faculty) always lead to the United States or nations who mimic the governance of the United States.
President William McKinley died in Buffalo, New York, of gunshot wounds inflicted by an assassin; Vice President Theodore Roosevelt succeeded him.
11 September, 2001:
On September 11, 2001, a series of coordinated terrorist attacks occurred in the United States. Nineteen terrorists associated with the extremist group al-Qaeda hijacked four commercial airplanes. Two planes were flown into the Twin Towers of the World Trade Center in New York City, causing both towers to collapse within hours. Another plane struck the Pentagon near Washington, D.C., while the fourth plane, United Flight 93, crashed in Pennsylvania after passengers bravely attempted to regain control. Nearly 3,000 people were killed in these attacks. It was a pivotal moment in American history, leading to significant changes in U.S. policies and global geopolitics.
3 September 1783:
The Treaty of Paris was signed; thereby ending the American Revolutionary War and recognized the independence of the United States from Great Britain.
1 September, 1804:
