How many countries have successfully detonated nuclear weapons?

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How many countries have successfully detonated nuclear weapons?A. 5 countries
B. 7 countries
C. 8 countries
D. 11 countries

Since the first nuclear test explosion on July 16, 1945, at least eight nations have detonated 2,056 nuclear test explosions at dozens of test sites: these countries are:

  • United States
  • USSR/ Russia
  • United Kingdom
  • France
  • China
  • India
  • Pakistan
  • North Korea