Who, What, Why: Is there such a thing as a nuclear button? - BBC News

Labour's Jeremy Corbyn says he wouldn't press one.
Labour's Jeremy Corbyn says he wouldn't press one.

Nuclear Launch Authority: Too Big a Decision for Just the

Who, What, Why: Is there such a thing as a nuclear button? - BBC News

North Korea's Kim Jong Un warns that he has a nuclear button on

Mister President - Your Nuke Button Bigger Than His?

What it takes to launch a nuclear strike

Ronald Reagan and Mikhail Gorbachev and Disarmament - The Atlantic

Permissive action link - Wikipedia

BBC World Service - Newsday, Does President Trump really have a

US and South Korea agree key nuclear weapons deal