Trident: The Views Of Previous British Prime Ministers On The Nuclear Issue

The issue of Britain's nuclear weapons has come to the fore after Jeremy Corbyn said he would never press the nuclear button and stated his opposition to Trident.

Nicola Sturgeon's party the SNP also advocate the scrapping of 'Trident' - a four-submarine missiles systems based in the Clyde, Scotland.

But their commitment to scrapping Britain's biggest weapons deterrent has caused controversy among many, sparking questions over what a future Prime Minister would do if confronted with the painstakingly difficult decision to use them.

We track a brief history of how UK leaders have responded - in their own words - to contemplating that issue.

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