As the US government and its allies mull new sanctions on Iran after Tehran's missile and drone attack on Israel, we look at whether existing sanctions have been effective at stemming the flow of Iranian oil to global markets.

The Iranian attack was largely repelled and as such is a "dramatic failure", Barak said. As a result, he believes "there is no need and no will to go into full-scale war" with Iran.

As world leaders condemn Iran's major attack on Israel, many Iranians are worried the volatile situation could lead to further escalation between the two regional rivals.

The Israeli and Iranian have different viewpoints on Sunday's attack on Israel, with Iran's press decrying what they call "Western hypocrisy". The news makes the front pages worldwide, with one US paper revealing that half the Iranian missiles failed to even reach Israel.

Iranian troops rappelled from a helicopter and boarded the ship near the Strait of Hormuz. The Israeli military said Iran would face consequences for escalating the tense situation between the two countries.

World leaders called for calm and an "utmost degree of restraint" in the aftermath of Iran's large-scale air attacks on Israel. Iran's attack, which involved the launch of more than 300 drones and missiles against military targets in Israel, has ratcheted up fears of a spillover conflict in a region already grappling with the ongoing Israel-Hamas war.

Crude oil prices subside as traders bet that the worst is over in tensions between Iran and Israel, although fears remain. Meanwhile, investors charge into safe-haven assets like gold, and Chinese market regulators roll out new investor protections.

British Foreign Secretary David Cameron on Monday urged Israel not to retaliate after Iran's drone and missile attack, saying it should "think with head as well as heart" because Tehran's strike had been a near total failure.

X's AI chatbot, Grok, generates news headlines and content based on what's trending. But what happens if what's trending is a fake news story? That's what happened on April 4, when verified users on X started sharing a fake news story, claiming that Iran attacked Israel.

Iran and Israel were once on good terms. That all changed after Iran's Islamic Revolution. Today, both nations are sworn enemies. Since launching its war on Hamas the Gaza Strip, Israel also stepped up attacks on Iranian proxies in Lebanon and Syria.

Pakistan and Iran inked a 25-year supply deal in 2009, and Tehran completed building the over 900-kilometer-long Iranian section of the pipeline 10 years ago. But construction on the Pakistani side has been held up, drawing Iranian consternation. Islamabad has now announced its intention to soon begin constructing the first 80 kilometers of the pipeline link from the Iranian border to the Pakistani port city of Gwadar, in a bid to avoid a potential Iranian lawsuit for breach of contract.

Pressure on religious and ethnic minorities has risen since the establishment of the Islamic Republic in Iran in 1979. Sunni Muslims, who make up 10% of the population, have said they have very few rights.