Reports coming through on the plan include:
9 March - Canada, Mexico to Get Initial Exemption From Trump Tariffs
8 March - What Manufacturers are Saying About Proposed Tariffs
8 March - Trump defends steel and aluminium tariffs threat with attack on EU
7 March - Top Trump economic adviser Gary Cohn leaves White House after trade dispute
7 March - Global trading system in danger, warns Mike Moore
7 March - Republicans 'extremely worried' by Trump's metal tariffs plan
6 March - Why Trump’s tariffs are a “complete sham”
6 March - Donald Trump's trade war could lead to 'next recession'
6 March - Trump refuses to back down on tariffs, as trade war looms
6 March - Trump’s Steel and Aluminum Trade Threat Hangs Over NAFTA Talks
5 March - Trump embracing potential for trade war
5 March - White House: No exemptions from steel, aluminium tariffs
5 March - Britain's May expresses 'deep concern' over Trump's trade war
5 March - Watch: Simon Bridges on govt's foreign policy approach
4 March - NZ could get caught in international trade crossfire - trade expert
3 March - 'Trade wars are good,' Trump says
3 March - NZ to seek exemption from Trump's steel tariffs
2 March - Trade partners threaten retaliation to Trump's steel tariffs
2 March - US steel and aluminium imports face big tariffs, says Trump