On this day: July 26
POSTED: 03:47 PM PDT Jul 25, 2012
UPDATED: 11:00 PM PDT Jul 25, 2012
The Inca civilization suffers a blow, the Postal Service, the FBI and the CIA are born, The Babe makes his last public appearance and the space shuttle returns to space, all on this day.
U.S. Air Force
1947: President Harry S. Truman signs the National Security Act of 1947 into law, creating the Central Intelligence Agency, United States Department of Defense, United States Air Force, Joint Chiefs of Staff and the United States National Security Council. The bill signing took place aboard Truman's VC-54C presidential aircraft Sacred Cow (pictured), the first aircraft used for the role of Air Force One.
