Israel attacked a key petrochemical plant at Iran’s massive South Pars natural gas field and killed a top Revolutionary Guard commander, putting into question the negotiations aimed at getting the U.S.

Israel’s defense minister said Monday that Israel attacked the South Pars petrochemical plant at Asaluyeh. Israel Katz made the announcement after Iran said the facility had been attacked. He said

Israel struck a key petrochemical plant at Iran’s massive South Pars natural gas field and killed two paramilitary Revolutionary Guard commanders on Monday, potentially challenging a new 45-day ceasefire proposal for Tehran and the United States as President Donald Trump’s ultimatum looms within hours.

President Donald Trump appeared to set a Tuesday deadline for Iran to reopen the Strait of Hormuz, following a profanity-laced message warning of attacks on its infrastructure. Follow for live updates.

Israel and the United States have carried out attacks that have killed more than 25 people in Iran and hit Iran's South Pars natural gas field.

President Trump taunted Iranian leaders on Sunday, threatening to escalate attacks if the Strait of Hormuz was not reopened.

Oil prices pushed higher Sunday after President Donald Trump threatened to strike Iranian energy facilities if the Strait of Hormuz is not reopened Monday.

The U.S. and Iran may be on the brink of a deal Monday, with both sides receiving a ceasefire proposal that could reopen the Strait of Hormuz immediately. The proposal on the table has been