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July 2

1900

First Flight of the German Zeppelin, a "rigid" airship that was the first aircraft to use large metal structures.

A German Zeppelin.
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October 22

1900

The Wright brothers make their first glider flight.

The Wright Brothers making their first growing glider flight.

December 17

1903

Orville Wright achieves the world's first manned, powered, sustained, and controlled flight by a heavier-than-air vehicle. The Wright Flyer first lifts into the air at 10:35 AM and flies for twelve seconds, covering a distance of 121 feet.

The world's first manned, powered, sustained, and controlled flight by a heavier-than-air vehicle.

June 23

1905

The first flight of the Wright Flyer III is made at Huffman Prarie, outside Dayton, Ohio. It is the Wright brothers' first fully controllable aircraft, able to turn and bank and remain aloft for up to thirty minutes.

The Wright Flyer III flying machine.

May 22

1906

The Wright Brothers' first patent for the Flying Machine.The U.S. government issues the Wright brothers the first patent on their flying machine (after turning down two earlier submissions from them).

August 1

1907

The Aeronautical Division of the U.S. Army Signal Corps.The Aeronautical Division of the U.S. Army Signal Corps - forerunner of the U.S. Air Force - is established.

May 19

1908

Lt. Thomas E. Selfridge of the U.S. Army Signal Corps becomes the first soldier to fly a heavier-than-air machine.

Lt. Thomas E. Selfridge.

August 2

1909

The Army accepts its first airplane, bought from the Wright brothers for $25,000, plus a $5,000 bonus because the airplane exceeds the speed requirement of 40 miles per hour.

January 10

1910

Signal Corps Lt. Paul Beck, flying as a passenger with Louis Paulhan in a Farman biplane, drops three 2-pound sandbags in an effort to hit a target on the ground at the Los Angeles Flying Meet. This is the first bombing experiment by an Army officer.

A group of men standing in front of an airplane.

September 16

1910

Bessica Medlar Raiche becomes the first American woman to solo an aircraft.

Bessica Medlar Raiche.

December 10

1911

Cal Rodgers completes the first transcontinental flight in the Wright EX “Vin Fiz,” flying from Long Island, New York, to Pasadena, California.

Cal Rodgers on an airplane.

August 14

1912

Sgt. Vernon Burge receives rating as the U.S. Army’s first enlisted pilot.

Sgt. Vernon Burge.

March 16

1916

The first aerial reconnaissance flight for the 1st Aero Squadron is conducted during the Mexican Punitive Expedition.

A group of men in front of an airplane.

April 6

1917

The United States enters World War I. During this month, Major William “Billy” Mitchell becomes the first American Army officer to fly over German lines.

Major William 'Billy' Mitchell sitting in an airplane.

May 19

1919

MSgt. Ralph Bottriell makes the first jump with a backpack parachute.

MSgt. Ralph Bottriell about to board an airplane with a parachute strapped to his back.

June 4

1920

The Army reorganization bill is approved, creating an Air Service with 1,514 officers and 16,000 enlisted men.

A group of soldiers.

November 12

1921

Wesley May climbs from the wing of one aircraft to the wing of another with a 5 gallon can of gasoline strapped to his back, making the first “air-to-air” refueling.

Wesley May hanging between two planes midair.

September 4

1922

Lt. James Harold “Jimmy” Doolittle makes the first transcontinental crossing in an aircraft in a single day, traveling 2,163 miles in 21 hours and 20 minutes.

Lt. James Harold 'Jimmy' Doolittle in front of his airplane.

May 2-3

1923

Lt. Oakley G. Kelly and Lt. John A. Macready complete the first nonstop transcontinental flight. The trip from New York to San Diego takes 26 hours, 50 minutes, 3 seconds in a Fokker T-2.

A plane with the words 'Army Air Service Non Stop Coast to Coast' on it.

April 6 - September 24

1924

The Army Air Service completes the first aerial circumnavigation of the globe. Four crews in Douglas World Cruisers begin the voyage in Seattle, Washington, but only two of the aircraft and their crews complete the trip.

A seaplane.

February 2

1925

President Calvin Coolidge signs the Kelly Act, authorizing the air transport of mail under contract. This is the first major legislative step toward the creation of a U.S. airline industry.

A stamp with President Calvin Coolidge.

March 16

1926

Dr. Robert H. Goddard launches the world’s first liquid-fueled rocket at Auburn, Massachusetts.

Dr. Robert H. Goddard.

May 20

1927

The first solo non-stop transatlantic flight is completed by Charles A. Lindbergh in the Ryan NYP monoplane Spirit of St. Louis, flying from New York to Paris in 33 hours and 32 minutes.

The monoplane 'Spirit of St. Louis' surrounded by a crowd.

August 25

1932

Amelia Earhart becomes the first woman to complete a nonstop transcontinental flight.

Amelia Earhart.

July 15

1933

Famed aviator Wiley Post, flying the Lockheed Vega Winnie Mae, becomes the first person to fly around the world solo. The 15,596-mile trip takes 7 days, 18 hours, and 49 minutes at an average speed of 134.5 miles per hour.

Wiley Post in front of his plane 'Winnie Mae'.

March 21

1941

The first black flying unit, the 99th Pursuit Squadron, is activated. As part of the 332nd Pursuit Squadron, it will later become known as the Tuskegee Airmen.

The first black flying unit, the 99th Pursuit Squadron.

June 20

1941

The United States Army Air Forces are formed.

Original United States Army Air Forces logo.

March 9

1942

The War Department is reorganized into three autonomous forces: Army Air Forces, Ground Forces, and Services of Supply.

United States Of America War Office seal.

April 18

1942

Lt. Col. Jimmy Doolittle leads the “Doolittle Raiders” in B-25s on first U.S. bomb run over Japan in World War II.

A group of B-25's on their first bomb run.

October 1

1942

The Bell P-59 “Airacomet,” America's first jet-propelled airplane, makes its initial flight at Edwards AFB, California.

Three Bell P-59 'Airacomet' in flight.

August 5

1943

Women's Airforce Service Pilots (WASP) forms, headed by Jacqueline Cochran.

Four members of the Women's Airforce Service Pilots.

March 9

1944

B-17s of the Eighth Air Force conduct the first daylight bombing raid on Berlin.

A B-17 releasing bombs.

September 14

1944

Col. Floyd Wood, Maj. Harry Wexler, and Lt. Frank Record, flying a Douglas A-20 “Havoc,” are the first to fly into the heart of a hurricane to obtain meteorological data.

Satellite image of a hurricane.

May 8

1945

VE Day: The war in Europe ends.

A group of people holding a newspaper with the headline 'VE DAY'.

August 6

1945

The “Little Boy” atomic bomb is dropped on Hiroshima, Japan, from the B-29 "Enola Gay," commanded by Col. Paul Tibbets, Jr.

Atomic bomb mushroom cloud over Hiroshima, Japan.

September 2

1945

VJ Day: Japan signs the instrument of surrender on board the USS Missouri in Tokyo Bay, marking the end of World War II.

A man and woman kissing in the street on VJ Day.

September 18

1947

The birth of the United States Air Force. Stuart Symington becomes the first Secretary of the Air Force. Air activities transfered from the Army to the Air Force.

Men shaking hands.

October 14

1947

The first supersonic flight is made by Capt. Charles E. “Chuck” Yeager in the rocket-powered Bell XS-1 (later redesignated X-1) over Edwards AFB, California.

Captain Charles E. 'Chuck' Yeager.

April 26

1948

The Air Force announces a policy of racial integration – the first service to do so – well before President Harry Truman’s Executive Order on equal opportunity in July 1948.

A group of airmen.

January 25

1949

The United States Air Force adopts blue uniforms.

Two men wearing blue uniforms.

March 2

1949

The B-50A “Lucky Lady II” completes the first nonstop around-the-world flight: 23,452 miles in 94 hours, 1 minute.

Three men in front of the B-50A 'Lucky Lady II' plane.

November 8

1950

1st Lt. Russell Brown, Jr., in an F-80 “Shooting Star,” downs a MiG-15 in Korean War, the first all-jet aerial combat.

An F-80 'Shooting Star' Jet.

May 20

1951

Capt. James Jabara (USAF) becomes the first jet “ace.”

Captain James Jabara (USAF).

September 20

1951

The Air Force makes the first successful recovery of animals from rocket flight when a monkey and 11 mice survive an Aerobee flight to an altitude of 236,000 feet.

The first primate in space, Albert II, a rhesus macaque monkey.

November 20

1953

NACA test pilot Scott Crossfield becomes the first pilot to exceed Mach 2. His Douglas D-588-II Skyrocket research plane is dropped from a Navy P2B-1S (B-29) at an altitude of 32,000 feet over Edwards AFB, California.

Albert Scott Crossfield in the cockpit of a Douglas D-558-II Skyrocket.

April 1

1954

President Dwight D. Eisenhower signs into law a bill creating the United States Air Force Academy.

President Dwight D. Eisenhower signing a bill.

January 18

1957

Commanded by USAF Maj. Gen. Archie Old, Jr., three Boeing B-52 Stratofortresses complete a 24,325-mile round-the-world non-stop flight in 45 hours, 19 minutes, with an average speed of 534 miles per hour. It is the first globe-circling nonstop flight by jet aircraft.

A Boeing B-52 Stratofortress in flight.

January 31

1958

Explorer I, the first U.S. satellite, is launched by the Army at Cape Canaveral, Florida. The satellite is launched on a Jupiter-C rocket and will later play a key role in the discovery of the Van Allen radiation belt around the Earth.

A diagram of the Explorer I.

February 28

1959

The Air Force successfully launches the Discoverer I satellite into polar orbit from Vandenberg AFB, California.

The Discoverer I satellite launch.

August 16

1960

USAF Captain Joseph W. Kittinger, Jr., makes the highest parachute jump and longest free fall ever recorded. He steps from the gondola of a high-altitude balloon at 102,800 feet over Tularosa, New Mexico, and waits four and a half minutes before opening his parachute. He free-falls 84,700 feet, reaching a speed of 614 miles per hour. He lands unharmed 13 minutes and 45 seconds after jumping.

Joseph W. Kittinger, Jr. in a spacesuit.

May 5

1961

Alan Shepard becomes the first American to fly in space aboard the “Freedom 7” Mercury capsule on a 15-minute suborbital flight.

January 10-11

1962

Major Clyde P. Evely sets a recognized class record for great circle distance without landing (jet aircraft) of 12,532.28 miles from Kadena AB, Okinawa, to Madrid, Spain, in a Boeing B-52H Stratofortress. The record still stands.

August 19

1964

The Hughes Syncom III satellite is launched by a Thor-Delta launch vehicle. After several weeks of maneuvers, it becomes the world's first geosynchronous satellite.

The American flag being planted on a planet.

July 20

1969

Mankind sets foot on the moon for the first time. At 10:56 PM EDT, Apollo 11 astronaut Neil Armstrong puts his left foot on the lunar surface. He and lunar module pilot Col. Edwin “Buzz” Aldrin, Jr., USAF, spend just under three hours walking on the moon. Command module pilot Lt. Col. Michael Collins, USAF, remains in orbit.

Neil Armstrong, Buzz Aldrin, and Michael Collins.

July 16

1971

Jeanne M. Holm becomes the first female general officer in the Air Force.

January 27

1973

Cease-fire agreements ending the war in Vietnam are signed in Paris.

September 1

1975

USAF General Daniel “Chappie” James, Jr., becomes the first black officer to achieve four-star rank in the U.S. military.

General Daniel 'Chappie' James Jr. standing in front of his McDonnel-Douglas F-4C Phantom Airplane.

February 22

1978

The first test satellite in the Air Force’s Navstar Global Positioning System is launched into Earth orbit.

May 28

1980

The United States Air Force Academy graduates its first female cadets. Ninety-seven women are commissioned as Second Lieutenants. Lt. Kathleen Conly graduates eighth in her class.

Rocket launching.

April 12

1981

The space shuttle orbiter Columbia, the world’s first reusable manned space vehicle, makes its first flight with astronauts John Young and Robert Crippen aboard.

June 18

1983

The first American woman to go into space, Sally K. Ride, is aboard Challenger on the seventh space shuttle mission (STS-7).

Sally K. Ride, aboard the Challenger.

June 10

1989

Captain Jacquelyn S. Parker becomes the first female pilot to graduate from the Air Force Test Pilot School at Edwards AFB, California.

August 7

1990

The United States begins Operation Desert Shield, the large-scale movement of U.S. forces to the Middle East in response to Iraq's 2 August invasion of Kuwait and threat to Saudi Arabia.

January 17

1991

War begins in the Persian Gulf. Operation Desert Shield becomes Operation Desert Storm. More than 1,200 combat sorties are flown, and 106 cruise missiles are launched against targets in Iraq and Kuwait during the first 14 hours of the operation.

Missile targeting screen.

February 10

1994

Lieutenant Jeannie Flynn, the first female selected for USAF combat pilot training, completes her F-15E training.

Fighter jets flying in formation.

April 27

1995

Air Force Space Command declares that the Global Positioning System (GPS) satellite constellation has achieved full operational capability.

January 4

1996

Operation Provide Promise, the longest sustained humanitarian airlift in history, officially ends after delivering 160,536 metric tons of relief cargo to Bosnia-Herzegovina since July 1992. The U.S. Air Force flew 4,597 of the 12,895 sorties. On 9 January there was a commemorative final flight.

Operation Provide Promise flight.

September 18

1997

The United States Air Force celebrates its 50th anniversary.