Iran has threatened to destroy US military bases and aircraft carriers in the Gulf if they 'make a mistake'. A commander in Iran's elite Revolutionary Guards, Hossein Nejat, said on Tuesday the U.S. regional bases are in range of Iranian missiles, the Tasnim news agency reported. The threat comes amid heightened tensions between Washington and Tehran, which has sharply increased in recent weeks.  A commander in Iran's elite Revolutionary Guards, Hossein Nejat, (pictured) said on Tuesday the U.S. regional bases are in range of Iranian missiles, the Tasnim news agency reported A year after the U.S. pulled out of the 2015 Iran Nuclear Deal, tension between the two nations remain high, with dispute over oil tanker explosions and Tehran's uranium enrichment program (Pictured: Smoke billowing from Norwegian owned Front Altair tanker said to have been attacked in waters of the Gulf of Oman) 'American bases are within the range of our missiles ... Our missiles will destroy their aircraft carriers if they make a mistake,' said Hossein Nejat. 'Americans are very well aware of the consequences of a military confrontation with Iran.' A year after the U.S. pulled out of the 2015 Iran Nuclear Deal, tension between the two nations remain high, with dispute over oil tanker explosions and Tehran's uranium enrichment program. A Ukrainian tanker carrying Iranian oil was seized by US-backed Egypt in the Suez Canal ten days ago, it emerged yesterday.It comes a day after six 'spies for Iran' were locked up by an Egypt's Supreme State Security Criminal Court. The men were jailed for between 15 and 25 years, as well as given a $30,000 fine and had their phones and computers taken. Last Thursday, the British Royal Marines helped seize an oil tanker off the southern tip of Spain and brought it to the Bay of Gibraltar. The Grace 1 supertanker, able to haul 2 million barrels of crude oil, was found to be in violation of EU sanctions.  The latest drama involving Iran comes a day after six 'spies for Iran' were locked up by an Egypt's Supreme State Security Criminal Court. (Pictured: Stock of ships in the Suez Canal) Captured: The Grace 1 in the waters of Gibraltar after the supertanker was seized by British authorities last week, prompting fresh tensions with Iran The cargo came from Iran. Britain alleges that the tanker was heading for Syria, which Iran has denied.  A BP oil tanker, British Heritage, is said to have U-turned at the weekend and taken shelter off the Saudi coast, fearing an Iranian retaliation. An Iranian military chief warned that Tehran would give an 'appropriate answer' for the Gibraltar operation.Tankers in the Gulf have already come under attack in recent weeks, in explosions which Britain and America have blamed on Iran. RELATED ARTICLES Previous 1 Next Tanker carrying Iranian oil 'was detained by US-ally Egypt... British warship 'escorts UK-flagged tanker' as it enters... Share this article Share A UAE investigation found four myster