Ending catch and release was one of Trump's central promises during the 2016 presidential campaign.

But Rudd's recent popularity has wobbled over his inability to fulfil central promises, including difficult health and education reform.

It was one of the central promises made by the current Government during the general election campaign in 2002.

But fundamental disagreements still divide Republicans on one of the central promises of their 2016 campaigns: repealing the health law.

And one of the central promises he made was that a Trump administration would pull the shutters down around an isolationist America.