The U.S. president will address the nation at 9 p.m. Eastern Time, or 9 a.m. Singapore/Hong Kong time.

Asia-Pacific markets were set to fall on Tuesday as investors continued to parse developments in the U.S.-Iran war and volatile crude oil prices.

On Tuesday stateside, Trump said the U.S. could leave Iran in "two or three weeks," adding "We leave because there's no reason for us to do this."

U.S. President Donald Trump said on Tuesday the United States will be done attacking Iran probably in two to three weeks.

The U.S. president will address the nation at 9 p.m. Eastern Time, or 9 a.m. Singapore/Hong Kong time.

Trump's comments also rekindled concerns over stagflation, the toxic mix of high inflation and weak growth that roiled markets in March.