India, Jan. 23 -- The United States is increasing military pressure on Iran as President Donald Trump confirmed that a large US naval force is heading toward the region. Trump said Washington is closely monitoring Tehran but stopped short of announcing any immediate military strike.

The president made the remarks while speaking to reporters aboard Air Force One as he returned from the World Economic Forum in Davos, Switzerland. His comments come amid unrest in Iran and renewed global focus on Middle East security.

Trump said American warships are moving toward the Gulf as a precautionary step."We're watching Iran," Trump said."You know we have a lot of ships going that direction, just in case. We have a big force going toward Iran."

He...