"Armed vessels approaching within 100 metres of a US naval vessel may be interpreted as a threat," says the notice.
US Iran Rift
US Iran Rift
Russian ambassador to UN says it's "ridiculous" for US to trigger return of sanctions on Iran.
Number of people on vessel not immediately clear; Iranian army says investigations underway.
“If US wants to return to the deal, it should lift all sanctions on Tehran, compensate for reimposition of sanctions.”
A ban on selling conventional weapons to Iran ends in October under the 2015 nuclear pact.
Says Americans should know that it is called the "Persian Gulf, not the New York or Washington Gulf".
Iran and the United States have appeared to be on the brink of an all-out confrontation twice in the past year.
The US has alleged that the space programme is a cover to develop ballistic missiles.
Islamic Revolutionary Guard Corps hails the surprise satellite launch as a “great success”.
Iran and US are in a battle for influence in Iraq, where Iran has powerful allies and US has close ties to government.
Pompeo signed off on waiver extensions but couched decision as one that continues restrictions on Iran’s atomic work.
Foreign minister says removal of sanctions will help Iran fight COVID-19.
Washington will maintain its maximum-pressure campaign to choke off Tehran’s ability to export its oil, says Pompeo.
Health Ministry's figures show that while 55pc of fatalities were in their 60s, some 15pc were younger than 40.
Defence secretary says the US will take "any action necessary to protect our forces in Iraq and the region".
The disqualification of more than 7,000 potential candidates has raised the possibility of a lower voter turnout.
The embassy is located inside the Green Zone, a high-security enclave along with the US-led coalition's headquarters.
The rebuke is the Senate's first major vote since acquitting Trump on impeachment charges last week.
His visit comes amid heightened tensions between Iran and the West over Iran's nuclear programme.
US President Donald Trump initially said no Americans were hurt in Iran's missile strikes.
Iranian Ambassador Seyyed Mohammed Ali Hosseini delivers a lecture at the Islamabad Policy Institute.
US Vice President Mike Pence urges the international community to “stand strong” against Iran.
"Tehran, Riyadh should work together to resolve problems,” IRNA quoted Iranian president’s chief of staff as saying.
Saudi minister says "serious efforts" are being made to reduce antagonism between Washington and Tehran.
US president recounts the scene as he monitored the strikes from White House Situation Room when Soleimani was killed.
FM reaches Qatar; will meet Qatari counterpart Mohammed bin Abdul Rahman.
Sergei Lavrov calls incident a human error, says Iran was "expecting another attack from US".
Ayatollah Ali Khamenei says Trump will "push a poisonous dagger" into the nation's back.
Most of the 1,500 US soldiers at the base had been tucked away in bunkers after advance warning from superiors.
Rouhani says the nuclear programme is in a better situation than it was before the nuclear agreement with world powers.