Vannevar Bush

World War II and Government Service Timeline

This timeline outlines Bush's pivotal role in coordinating scientific research for the U.S. during World War II, leading to technological advancements that significantly impacted the war effort.

Advocates for National Defense Research Committee (NDRC)

1939

Recognizing the importance of scientific research for national defense, Bush advocated for the creation of the National Defense Research Committee (NDRC) to coordinate scientific efforts in preparation for potential war.

Chairman of the National Defense Research Committee (NDRC)

June 1940

President Franklin D. Roosevelt appointed Bush as the Chairman of the NDRC, giving him the responsibility to oversee and coordinate scientific research related to military technologies. This position allowed him to mobilize the nation's scientific expertise for the war effort.

Director of the Office of Scientific Research and Development (OSRD)

1941

The NDRC was reorganized and expanded into the Office of Scientific Research and Development (OSRD), with Bush as its Director. The OSRD had a broader mandate, overseeing research and development of new weapons, medical treatments, and other technologies critical to the war effort.

Oversight of the Manhattan Project

1941-1945

While not directly in charge of the Manhattan Project, Bush played a crucial role in its initiation and provided essential support. He ensured that the project received the necessary resources and maintained its secrecy.

Advisor to Presidents Roosevelt and Truman

Post-WWII

Bush's expertise and trusted counsel were sought by both President Roosevelt and President Truman. He advised them on scientific and technological matters, shaping post-war policies related to research and development.