World order under 'biggest attack since World War Two': Pentagon nominee James Mattis

Retired general James Mattis has said he believes Russian president Vladimir Putin is trying to "break" the Nato alliance.

Retired general James Mattis, poised to become the first career military officer in charge of the Pentagon since the 1950s, has said he believes Russian president Vladimir Putin is trying to "break" the Nato alliance.

Under questioning at his Senate confirmation hearing, Mr Mattis portrayed Russia as a strategic adversary.