Pakistani Foreign Minister Ishaq Dar made the announcement on Sunday.
President Donald Trump announced "major combat operations" against Iran on Feb. 28, with massive joint U.S.-Israeli strikes attack targeting military and government sites, officials said.
Ayatollah Ali Khamenei was among those killed in Tehran on the first day of strikes, with his son Mojtaba Khamenei later chosen to succeed him. Iran has responded with missile and drone attacks targeting Israel, regional U.S. bases and multiple Gulf nations. Iran is also attempting to block some shipping traffic through the Strait of Hormuz.
Israel is also intensifying its long-running strike campaign against the Iran-backed Hezbollah militia in Lebanon and expanding its ground operations in the south of the country.
Watch special coverage on Nightline, "War with Iran," each night on ABC and streaming on Disney+ and Hulu.
Kremlin spokesperson Dmitry Peskov on Thursday denied a Financial Times report suggesting that Russia is providing drones to Iran.
"There are a lot of fake news in the media right now. Even the most respected publications are not above publishing these false reports. Don't pay any attention to them," Peskov told reporters during a briefing.
-ABC News' Anna Sergeeva and Othon Leyva
Pakistani Deputy Prime Minister and Foreign Minister Ishaq Dar said in a post to X on Thursday that Islamabad is facilitating "U.S.-Iran indirect talks" by carrying messages between the warring nations.
Dar confirmed that the U.S. sent a 15-point proposal to Iran, which he said is "being deliberated" by Tehran.
Turkey, Egypt and other unnamed nations "are also extending their support to this initiative," Dar wrote.
-ABC News' Habibullah Khan and Joe Simonetti
President Donald Trump on Thursday warned Iran to "get serious" about talks to end the war, writing on social media that Iranian negotiators were "very different" and 'strange.'"
Trump claimed Iran is "'begging'" the U.S. to make a deal, "yet they publicly state that they are only "looking at our proposal."
"WRONG!!! They better get serious soon, before it is too late, because once that happens, there is NO TURNING BACK, and it won't be pretty!," Trump added.
-ABC News' Michelle Stoddart
President Donald Trump said in a social media post on Thursday morning that the U.S. "needs nothing from NATO," claiming that allies "have done absolutely nothing to help" with the war in Iran.
"'Never forget' this very important point in time," Trump wrote.
-ABC News' Fritz Farrow
