Labour's Jeremy Corbyn says he wouldn't press one.
Labour's Jeremy Corbyn says he wouldn't press one.
Nuclear button: U.S. has no way to stop president's legal order
Top US commander: North Korea has not shut down nuclear production
The big red button: Which world leaders have access to nuclear
Nuclear Regulatory Commission resident inspectors keep an eye on
Trump to Kim: My nuclear button is 'bigger and more powerful
Trump to Kim: My nuclear button is 'bigger and more powerful
The button that isn't
Who, What, Why: Is there such a thing as a nuclear button? - BBC News
Countries which could push the nuclear 'red' button - BBC News
Putin sends horrifying 'red button' warning after nuclear launch