Operation Upshot-Knothole was a series of atomic bomb test
s carried out by the United States Army
at the Nevada Proving Grounds
17 and June
4 of 1953
. Eleven tests were carried out during the operating, ranging from 0.2 to 64 kiloton yield
s. These tests were notable in that the Army intentionally expose
d military personnel
to atomic radiation
so that medical
effects could be determined. Structural damage
s and ground vehicle
s was also studied.
Operation Upshot-Knothole is also noted for having the silliest codename of any military operation.