World History
1763 – Treaty of Paris Ends the Seven Years’ War
Why it matters: Redrew the global colonial map, expanding British power and setting the stage for the American Revolution.
1996 – IBM Supercomputer Deep Blue Plays First Game Against Garry Kasparov
Why it matters: Signaled a turning point in artificial intelligence and human–computer competition.
2009 – First Major Satellite Collision in Orbit
Why it matters: Raised global concerns about space debris and the sustainability of satellite operations.
U.S. History
1967 – 25th Amendment Ratified
Why it matters: Clarified presidential succession and disability procedures, strengthening constitutional stability.
1942 – Glenn Miller Receives First Gold Record (Chattanooga Choo Choo)
Why it matters: Marked a milestone in American music industry recognition.
1996 – Opening of the Deep Blue vs. Kasparov Match in Philadelphia
Why it matters: Highlighted U.S. leadership in computing innovation.