# data[].attributes.body
28 June 1919
The Treaty of Versailles was the most important of the peace treaties that ended World War I. The Treaty put an end to the war between Germany and the Allies.

# data[].attributes.body
31 August 1935

The first Neutrality Act was passed by Congress, banning the sale of “guns, ammunition, and instruments of war” from the US to foreign countries at war and requiring arms producers in the US to apply for an export license.

# data[].attributes.body
1939 - 1946
A World War II research and development project that resulted in the first nuclear weapons. It was headed by the United States, with the United Kingdom and Canada on board.

# data[].attributes.body
September 3, 1939 – May 8, 1945
The Battle of the Atlantic lasted from 1939 until Nazi Germany was defeated in 1945, encompassing a significant portion of the war's naval history.

# data[].attributes.body
September 21, 1939
Following the outbreak of war in Europe, US President Franklin D. Roosevelt proposed a proposal at a joint session of the US Congress. Military weapons will be sold to belligerents on the same cash-and-carry basis after a 1939 revision.

# data[].attributes.body
June 1940
The Franco-German armistice cut short Italy's initial assault on the French Alps.

# data[].attributes.body
June 10, 1940 – May 16, 1943
Campaigns were waged in the Libyan and Egyptian deserts, as well as Morocco, Algeria, and Tunisia.

# data[].attributes.body
1941 – 1945
The extermination of European Jews by the Nazis. Between 1941 and 1945, the scheme, which was instituted by Heinrich Himmler and implemented by Adolf Eichmann, culminated in the murder of 6 million Jews in concentration camps.

# data[].attributes.headline
Office of Scientific Research & Dev (OSRD)

# data[].attributes.subject
Office of Scientific Research & Dev (OSRD)

# data[].attributes.body
June 28, 1941
A United States government agency established during World War II to organize scientific research for military purposes.

# data[].attributes.body
August 14, 1941
The Atlantic Charter was a declaration issued after World War II that outlined American and British aspirations for the world.

# data[].attributes.body
August 28, 1941
Executive Order 8875 created the Office of Price Administration within the US government's Office for Emergency Management.

# data[].attributes.body
October 23, 1941
The Lend-Lease policy, officially known as An Act to Promote the Defense of the United States, was a program in which the United States provided food, oil, and materiel to the United Kingdom, Free France, the Republic of China, and later the Soviet Union and other Allied nations.

# data[].attributes.body
December 7, 1941
The surprise military assault by the Imperial Japanese Navy Air Service on the United States against the naval base at Pearl Harbor in Honolulu was known as the Pearl Harbor Attack.

# data[].attributes.body
January 16, 1942
During World War II, a government department in the United States that oversaw war production. With Executive Order 9024, President Franklin D. Roosevelt created it in January 1942.

# data[].attributes.body
January 20, 1942
In the Berlin suburb of Wannsee, a conference of senior Nazi government officials and Schutzstaffel representatives was held.

# data[].attributes.body
February 7, 1942
A slogan and movement for African Americans to support the battle for freedom in overseas campaigns and on the home front in the United States.

# data[].attributes.body
February 19, 1942
The internment of Japanese Americans in the United States occurred during World War II, when about 120,000 citizens of Japanese descent, the majority of whom lived on the Pacific Coast, were forcibly relocated and imprisoned in concentration camps in the country's western interior.

# data[].attributes.body
May 4, 1942 – May 8, 1942
The Imperial Japanese Navy and the naval and air powers of the United States and Australia fought a major naval war.

# data[].attributes.body
May 15, 1942
The United States Army's female division was known as the Women's Army. On 15 May 1942, Pub.L. 77–554 formed the Women's Army Auxiliary Corps as an auxiliary unit, which was later converted to active duty status in the Army of the United States as the WAC.

# data[].attributes.body
June 4, 1942 – June 7, 1942
The Battle of the Coral Sea was a major naval battle in World War II's Pacific Theater that took place on June 4–7, 1942, six months after Japan's assault on Pearl Harbor and one month after the Battle of the Coral Sea.

# data[].attributes.body
August 7, 1942 – February 9, 1943
It's known for WWII artifacts and dive sites like the palm-fringed Bonegi Beach, which is home to two sunken Japanese warships. The Vilu War Museum, located west of Honiara, houses memorials and WWII planes. Produce and traditional handicrafts are sold in Honiara's bustling Central Market. The National Museum exhibits cultural objects as well as war relics.

# data[].attributes.body
June 6, 1944
The Normandy landings took place as part of Operation Overlord, the Allied invasion of Normandy. It was the world's biggest seaborne invasion, codenamed Operation Neptune and often referred to as D-Day.

# data[].attributes.body
20 October 1944 – 15 August 1945
The Empire of Japan invaded the Commonwealth of the Philippines nine hours after the assault on Pearl Harbor. In a naval invasion, Allied forces freed the islands from Japanese control.

# data[].attributes.body
October 23, 1944
A gulf in the Philippines' Eastern Visayan zone. The bay is located in the Pacific Ocean's Philippine Sea and is bordered on the north by Samar and the west by Leyte. Mindanao Island is to the south of the bay, separated from Leyte by the Surigao Strait.

# data[].attributes.body
December 16, 1944 – January 25, 1945
The Ardennes Counteroffensive, also known as the Ardennes Offensive, was a major German offensive operation on the Western Front during World War II.

# data[].attributes.body
December 18, 1944
During World War II, a landmark US Supreme Court case upheld the exclusion of Japanese Americans from the West Coast Military Region.

# data[].attributes.body
February 19, 1945
A long-running military conflict between the United States Marine Corps and Japan's Imperial Army. The island of Iwo Jima, located 750 miles off the coast of Japan, had three airfields that could be used as a staging area for an invasion of mainland Japan.

# data[].attributes.body
April 1, 1945
On the island of Okinawa, the United States Army and United States Marine Corps battled the Imperial Japanese Army in a major Pacific War combat.

# data[].attributes.body
July 17, 1945 – Aug 2, 1945
Premier Joseph Stalin, Prime Ministers Winston Churchill and Clement Attlee, and President Harry S. Truman represented the Soviet Union, the United Kingdom, and the United States, respectively.

# data[].attributes.body
August 6, 1945
The United States dropped two atom bombs on Hiroshima and Nagasaki, respectively, in Japan. The two bombings killed between 129,000 and 226,000 people, the majority of whom were civilians, and they are also the only time nuclear weapons have been used in a war.

# data[].attributes.body
February 4, 1945 – February 11, 1945
President Franklin D. Roosevelt, British Prime Minister Winston Churchill, and Soviet Premier Joseph Stalin met as allies. The trio got together in Yalta, a resort city on the Crimean Peninsula's Black Sea coast.

# data[].attributes.body
October 24, 1945
Was founded as an international peacekeeping body and a forum for resolving inter-national conflicts at the end of World War II. The United Nations took over from the incompetent League of Nations, which had failed to avoid the outbreak of World War II.