1958 US–UK Mutual Defence Agreement as an atomic spy, caused the proposal to be dropped. The June 1951 defection of Donald Maclean, who had served as a British member of the Combined Policy Committee from January 1947 to August 1948, reinforced the Americans' distrust of British security arrangements. The first British atomic bomb was successfully tested in Operation Hurricane on 3 October 1952, but although it was more advanced than the American bombs of 1946, Britain was still several years behind in nuclear weapons technology. The United States conducted Ivy Mike, the first nuclear test of a true thermonuclear device (also known as a hydrogen
Trinity: A Graphic History of the First Atomic Bomb calling the book "exemplary". One reviewer, however, writing for "Publishers Weekly", found the text confusing to follow and derided the marketing, along with book itself, because of "flat illustrations, heavy use of captions, and stiff, static panels of talking heads". Trinity: A Graphic History of the First Atomic Bomb Trinity: A Graphic History of the First Atomic Bomb is the debut graphic novel written and illustrated by Jonathan Fetter-Vorm. It provides an account of the Manhattan Project and the atomic bombings of Hiroshima and Nagasaki, as well as mentioning the chain of events after. The title arises from the code-name,