Jun 1, 2018 · Since the first nuclear test explosion on July 16, 1945, at least eight nations have detonated over 2,000 nuclear tests at dozens of test sites, including Lop Nor in China, the atolls of the Pacific, Nevada, and Algeria where France conducted its first nuclear device, Western Australia where the U.K. exploded nuclear weapons, the South Atlantic, …
The world’s nuclear powers have nearly 10,000 nuclear warheads in their arsenals. These weapons have the capacity to kill millions directly and through their impact on agriculture have likely the potential to kill billions. Nuclear weapons technology was developed during the 1930s and 1940s.
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Nuclear Testing Since 1945 The first nuclear weapon test was carried out by the United States at the Trinity site on July 16, 1945, with a yield approximately equivalent to 20 kilotons. The first hydrogen bomb, codenamed "Ivy Mike", was tested at the Enewetak atoll in the Marshall Islands in November 1952, also by the United States.
Oct 20, 2015 · On July 16, 1945, the US conducted the world's first test of a nuclear weapon. Less than a month later, two bombs were dropped on the Japanese cities of Hiroshima and Nagasaki, bringing about...
- Alex Kuzoian
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First nuclear test: July 16, 1945 Most recent nuclear test: Sept. 23, 1992 Total tests: 1,030 (815 underground) The United States has conducted more tests than the rest of the world, and was the first and only country to use a nuclear weapon in wartime. The U.S. has signed the Comprehensive Test Ban Treaty, but it has not yet been ratified by the S...
First nuclear test: Aug. 29, 1949 Most recent nuclear test: Oct. 24, 1990 Total tests: 715 (496 underground) Russia was the second nation in the world to conduct nuclear tests.
First nuclear test: Oct. 3, 1952 Most recent nuclear test: Nov. 26, 1991 Total tests: 45 (24 underground) Britain tested its first nuclear weapon on Monte Bello Islands, Australia. Atmospheric tests were carried out there until 1956. Britain has ratified the Comprehensive Test Ban Treaty.
First nuclear test: Feb. 13, 1960 Most recent nuclear test: Jan. 27, 1996 Total tests: 210 (160 underground) France conducted six controversial tests as recently as 1995-1996.
First nuclear test: Oct. 16, 1964 Most recent nuclear test: July 29, 1996 Total tests: 43 (22 underground) China is widely thought to be helping Pakistan with its nuclear efforts.
First nuclear test: May 18, 1974 Most recent nuclear test: May 13, 1998 Total tests: 7 In 1966, India declared it could produce nuclear weapons within 18 months. Eight years later, India tested a device of up to 15 kilotons and called the test a "peaceful nuclear explosion." In May 1998, India stunned the world when it conducted two underground nuc...
First nuclear test: May 28, 1998 Most recent nuclear test: May 30, 1998 Total tests: 6 In 1972, following its third war with India, Pakistan secretly decided to start a nuclear weapons program to match India's developing capability. Pakistan responded to India's nuclear tests in 1998 by announcing it exploded an underground device in the Chagai reg...
First nuclear test: Oct. 9, 2006 Most recent nuclear test: Sept. 3, 2017. Total tests: 3 On October 9, 2006 North Korea announced they had conducted a nuclear test. It is assumed this test was actually a fizzle. A second test was conducted on May 25, 2009. This test appeared to be successful. A third test was conducted on February 12, 2013. Sources...
The United States conducted around 1,054 nuclear tests (by official count) between 1945 and 1992, including 216 atmospheric, underwater, and space tests.  Some significant tests conducted by the United States include: Shot "Baker" of Operation Crossroads (1946) was the first underwater nuclear explosion.