Washington, March 31 -- US President Donald Trump on Sunday (local time) threatened Iran with "possible bombing" as well as the imposition of secondary tariffs on the Islamic Republic if they do not comply with the nuclear deal proposed by the US.

During a telephone interview with NBC News, Trump said that the US would give Iran a couple of weeks to comply and that stern action would be taken depending on how the deal progresses.

"If they don't make a deal, there will be bombing. It will be bombing the likes of which they have never seen before," Trump stated, as quoted by NBC News.

"We have the secondary tariffs on Iran, and we'll probably give it a couple of weeks, and if we don't see any progress, we're going to put them on... But w...