The US isn't the only country considering a military response to Iranian aggression.
Iran's leaders are threatening to breach a 2015 agreement that froze their country's nuclear program. What is uranium enrichment, and what would it mean for Iran's ability to build nuclear weapons?
Recent speeches suggest there may be an appetite for closer relations, but it won't be easy. A Saudi and an Iranian explain.
A showdown with Iran showdown over some oil tanker attacks in the Persian Gulf could push the US into its next Mideast war, writes a scholar of military aggression.
After years of work, the JCPOA nuclear deal could be on its last legs.
Growing fears of a US conflict with Iran show why the kind of unilateral sanctions the Trump administration imposed last year don't work.
Both Iran and the US say they are not seeking a war, but it could happen by default.
A terrorism expert exposes the quirks, inconsistencies and foreign policy strategy behind the State Department's terrorist watchlist.
From May 2, any countries buying oil from Iran can expect US sanctions.
The Syrian civil war has ended, but there are millions of Syrian refugees living in Turkey, Jordan and Lebanon. With danger from a hostile regime back in Syria, what will happen to them now?
The US has supported a Saudi-led military coalition that has inflicted profound and deadly damage on Yemen. A Senate vote could end what a human rights scholar says is US complicity in genocide.
Hostility to Iran's revolution from both the West and in the region is as virulent now as it was in February 1979.
The Obama and Trump administrations have supported a military coalition that has inflicted profound and deadly damage on Yemen. A human rights scholar says the US is complicit in genocide.
As the US excludes nations from the established system, China is offering them an alternative. And America will pay the price.
A series of recent comics are trying to shift the narrative about refugees.
If Iranian crude exports decline further it could make oil and gas prices rise.
Born Farrokh Bulsara, Mercury came from a Parsi family that practiced Zoroastrianism, a religion that influenced Judaism, Christianity and Islam.
Corruption, economic woes and oppression are driving many civil servants to the edge.
Jennings says it would be "silly" to claim there is no connection between this week's announcement about the possible relocation of Australia's embassy to Jerusalem and the Wentworth byelection.
The Syrian civil war may be coming to an end, but the suffering and uncertainty are far from over for its people.