1903--Wright Brothers' first flight
1914--Aircraft used in combat for the first time
1927--Charles Lindberg flies solo across the Atlantic
1929--Jimmy Doolittle develops instrument flight
1941--First jet aircraft flies
1945--Enola Gay drops the atomic bomb on Hiroshima
1958--Boeing 707 is introduced
1969--Man walks on the moon
1981--First stealth fighter
1993--B-2 Stealth Bomber reaches IOC
1999--Air power proves decisive in Operation Allied Force
2008--Vermont firm introduces improved "piddle pack" for pilots
H/T: Air Force Times