USA HISTORY

Detailed explanation-1: -The Manhattan Project began modestly in 1939, but grew to employ more than 130, 000 people and cost nearly US$2 billion (equivalent to about $24 billion in 2021).

Detailed explanation-2: -At its peak, the project employed 130, 000 workers and, by the end of the war, had spent $2.2 billion.

Detailed explanation-3: -Manhattan Project, U.S. government research project (1942–45) that produced the first atomic bombs. American scientists, many of them refugees from fascist regimes in Europe, took steps in 1939 to organize a project to exploit the newly recognized fission process for military purposes.

Detailed explanation-4: -On December 28, 1942, President Franklin D. Roosevelt authorized the formation of the Manhattan Project to bring together various scientists and military officials working on nuclear research. The Manhattan Project was the code name for the American-led effort to develop a functional atomic bomb during World War II.

Detailed explanation-5: -According to the U.S. Army’s 2023 budget for missile procurement, the cost for a single Javelin all-up round – that is, one missile – is $197, 884. That’s only slightly cheaper than a new 2022 Ferrari Roma, and more than enough for older models.