IRAN is building a nuclear bomb that could strike the US, Donald Trump has warned as he urges the regime to say the “secret words” to prevent a war.

The US president slammed Supreme Leader Ayatollah Ali Khamenei for refusing to curb his “sinister” nuclear ambitions – before threatening to use the hugemilitarybuild-up currently stationed on Tehran’s doorstep.

Trumplaid the case for launching military action inIranduring his one-hour and 50-minuteState of the Unionaddress on Tuesday.

It comes as talks between Tehran andWashingtonto iron out a nuke deal have failed to reach a breakthrough.

A staggering military deployment, including one third of theUS Navy, has now amassed near the mullahs’ regime amid the fruitless negotiations.

The huge cluster of firepower marks the biggest military build-up in the Middle East since the US invaded Iraq in 2003.

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The US leader blastedIran‘s “sinister” nuclear ambitions which he claimed had restarted since they were “obliterated” during the Israel-led 12-day war lastsummer.

He said the Iranian regime was developing intercontinental ballistic missiles that could soon reach the US.

Source: Drudge Report