James Lea Cate (November 16, 1899 – November 1, 1981) was a professor of history at the

University of Chicago The University of Chicago (UChicago, Chicago, or UChi) is a Private university, private research university in Chicago, Illinois, United States. Its main campus is in the Hyde Park, Chicago, Hyde Park neighborhood on Chicago's South Side, Chic ...

, an intelligence officer in the

United States Army Air Forces The United States Army Air Forces (USAAF or AAF) was the major land-based aerial warfare service component of the United States Army and ''de facto'' aerial warfare service branch of the United States during and immediately after World War II ...

with the rank of major, and part of the Air Force Historical Division during

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

. He authored at least two pieces of Air Force literature, one titled ''Origins of the Eighth Air Force: Plans, Organization, Doctrines'', the other titled ''History of the Twentieth Air Force: Genesis''. The former is 143 pages in length, while the latter is 298 pages. Both were classified at the time of their writing, but declassified in 1958. From 1945 to 1958, with former AAF lieutenant colonel Wesley Frank Craven, an historian with

New York University New York University (NYU) is a private university, private research university in New York City, New York, United States. Chartered in 1831 by the New York State Legislature, NYU was founded in 1832 by Albert Gallatin as a Nondenominational ...

and

Princeton Princeton University is a private Ivy League research university in Princeton, New Jersey, United States. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the Unit ...

, Cate was managing editor of the seven-volume history of the AAF, '' The Army Air Forces in World War II''. After the bombing of

Hiroshima is the capital of Hiroshima Prefecture in Japan. , the city had an estimated population of 1,199,391. The gross domestic product (GDP) in Greater Hiroshima, Hiroshima Urban Employment Area, was US$61.3 billion as of 2010. Kazumi Matsui has b ...

, Cate, as historical officer of the

Twentieth Air Force The Twentieth Air Force (Air Forces Strategic) (20th AF) is a numbered air force of the United States Air Force Global Strike Command (AFGSC). It is headquartered at Francis E. Warren Air Force Base, Wyoming. 20 AF's primary mission is Intercon ...

from June 1944, received a letter from President

Harry S. Truman Harry S. Truman (May 8, 1884December 26, 1972) was the 33rd president of the United States, serving from 1945 to 1953. As the 34th vice president in 1945, he assumed the presidency upon the death of Franklin D. Roosevelt that year. Subsequen ...

which provided a lengthy justification for the dropping of the first

atomic bomb A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission or atomic bomb) or a combination of fission and fusion reactions (thermonuclear weapon), producing a nuclear expl ...

s ever to be used in warfare,

Little Boy Little Boy was a type of atomic bomb created by the Manhattan Project during World War II. The name is also often used to describe the specific bomb (L-11) used in the bombing of the Japanese city of Hiroshima by the Boeing B-29 Superfortress ...

and

Fat Man "Fat Man" (also known as Mark III) was the design of the nuclear weapon the United States used for seven of the first eight nuclear weapons ever detonated in history. It is also the most powerful design to ever be used in warfare. A Fat Man ...

. He is the grandfather of cartoonist

Daniel Clowes Daniel Gillespie Clowes (; born April 14, 1961) is an American cartoonist, graphic novelist, illustrator, and screenwriter. Most of Clowes's work first appeared in ''Eightball (comic book), Eightball'', a solo anthology comic book series. An ''E ...

External links

Air Force Historical Research Agency numbered USAF historical studies, including the two documents by Cate

Air Force Historical Research Agency

Guide to the James Lea Cate Papers 1925-1980
*
Interview with grandson, Daniel Clowes from University of Chicago
1899 births 1981 deaths United States Army Air Forces officers American aviation writers University of Chicago faculty {{US-historian-stub