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"On This Date in History" Calendar

Learn about a wide variety of historical events related to cryptology, computers, math, cybersecurity, Intelligence, and more.

October 2022

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S M T W T F S
25 26 27 28 29 Sep 30 Oct 1
1919: The American "Black Chamber" began operations.
1949: AFSA Assumed Cryptologic Activities
1986: NSA Protective Service established.
2 3 4 5 6 7 8
1780: British Major John André Hanged As a Spy
1940: "Odd/Even" Agreement for Army & Navy
1942: Army Transfers Cryptographic Division School
1973: Yom Kippur War in Middle East Began.
2001: "Operation Enduring Freedom" Began.
1942: Signing of Holden Agreement
1952: USAF RB-29 Shot Down
1918: "Champlain" Field Codes Released.
9 10 11 12 13 14 15
1985: U.S. Fighters Intercept Terrorists from "Achille Lauro"
1955: William Friedman Awarded National Security Medal
1946: Vint Hill Farms School Renamed
2000: al-Qaeda Bomed the USS Cole
16 17 18 19 20 21 22
1964: People's Republic of China Detonated First Nuclear Weapon
1907: First Commercial Transatlantic Wireless Service
1875: Charles Wheatstone Died.
1948: Air Force Security Service Established
1962: Kennedy Ordered Naval Quarantine of Cuba
1893: Laurance Safford born.
1948: Lamphere-Gardner VENONA Collaboration Began.
1981: Foreign Intelligence Advisory Board Re-established.
23 24 25 26 27 28 29
1983: Terrorists at Marine Compound in Beirut
1952: Memorandum from President Truman re: COMINT and NSA
1983: U.S. Forces Landed in Grenada During Operation Urgent Fury
1918: First Combat Employment of Choctaw Codetalkers
1977: Lambros Callimahos Died.
1917: First U.S. Intercept in France in WWI
1957: Dr. James Killian Submits Influential Report on Defense and Intelligence
2010: National Cryptologic Museum Recognizes Dr. David Kahn
1861: Lincoln Approved Military Telegraph Department
1969: 1st Message Sent on DoD ARPANET
1918: The "Osage" Field Code Was Released.
30 Oct 31 Nov 1 2 3 4 5
1992: Center for Cryptologic History Published "The Friedman Legacy"
1737: Birthday of James Lovell
1980: Elizebeth Friedman Died.
2010: U.S. Cyber Command at Ft. Meade
1929: Cipher Bureau Closed.
Saturday, October 1, 2022
Sunday, October 2, 2022
Monday, October 3, 2022
Wednesday, October 5, 2022
Thursday, October 6, 2022
Friday, October 7, 2022
Sunday, October 9, 2022
Wednesday, October 12, 2022
Saturday, October 15, 2022
Sunday, October 16, 2022
Monday, October 17, 2022
Wednesday, October 19, 2022
Thursday, October 20, 2022
Friday, October 21, 2022
Saturday, October 22, 2022
Sunday, October 23, 2022
Monday, October 24, 2022
Tuesday, October 25, 2022
Wednesday, October 26, 2022
Friday, October 28, 2022
Saturday, October 29, 2022
Sunday, October 30, 2022
Monday, October 31, 2022

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