Donald Trump's rapid reorientation of the US trade landscape continued apace on Monday as he signed an executive order to impose 25% duties on steel and aluminum regardless of the source country. The tariffs are set to kick in on March 12.

The new 25% tariff rates on steel and aluminum imports into the United States are due to take effect on March 12, according to the executive orders signed by President Donald Trump on Monday.

Near the top of an official "fact sheet" distributed by the White House on Tuesday morning, the Trump administration makes clear its rationale for imposing new tariffs on steel and aluminum imports.