"If we assess a further response is warranted, we will take action, again, in a manner and time of our choosing," White House Press Secretary Jen Psaki said, "and we reserve that option."
A U.S. strike on Syria "sends a negative signal of the new administration's policies and its persistent endeavor to implement the law of force instead of the force of law," Damascus' mission to the United Nations told Newsweek.
At least 10 rockets were fired at the Ain Al Asad base in the western Anbar province on Wednesday morning.
Ten rockets hit an Iraqi airbase hosting U.S. troops in the west of the country early on Wednesday, in the latest attack on allied forces in the country.
"We definitely won't let anyone coerce or intimidate Iran in this regard," Iranian Supreme Leader Ayatollah Ali Khamenei's account wrote. "They want to force Iran to back down, but the Islamic Republic won't back down."
Iran and the U.S. remain stuck in a stalemate over which side will take the first step to revive the JCPOA nuclear deal.
Simply put, the United States has a binary choice in the Persian Gulf.
Israel has accused Iran of a fresh attack on commercial shipping in the Gulf of Oman as the U.S. and Iran remain in a nuclear stalemate.
It is reasonable to still be skeptical of the administration's payoffs to the criminal Iranian regime.
"Congress must be fully briefed on this matter expeditiously," Kaine said after the Biden administration's first military action since taking office.
A U.S. strike killed at least 22 pro-Iran militia fighters on Thursday close to the Iraq-Syria border.
Netanyahu has warned Iran that Israel is serious about preventing a nuclear Iran. Tehran should listen.
U.S. forces struck Iranian-backed militia targets in Syria Thursday in retaliation for a deadly rocket attack on an Iraqi military base earlier this month.
The U.S. attacked Iranian-backed militias in Syria on Thursday in retaliation for attacks on U.S. and allied troops in Iraq earlier this month.
"At President Biden's direction, U.S. military forces earlier this evening conducted airstrikes against infrastructure utilized by Iranian-backed militant groups in eastern Syria," Pentagon spokesperson John Kirby said in a statement sent to Newsweek.
A poll of Iranian citizens found that "about seven in ten (69%) thought Iran should not get involved in talks until the United States returns to the JCPOA and fulfills its obligations" as opposed to 28% who "thought Iran should immediately pursue a new nuclear agreement."
Netanyahu has long led foreign opposition to the Iran nuclear deal, and was a major influence on President Donald Trump's decision to withdraw from the accord in 2018.
Iran's conservative-dominated parliament has made a legal complaint against Rouhani's government for agreeing a last-minute deal to secure international nuclear inspections.
"What we have is a technical understanding that provides some breathing space for the political actors to find a political solution," Laura Rockwood, who authored the Additional Protocol being abandoned by Iran, told a press call attended by Newsweek.
Officials have agreed to maintain access for atomic energy inspectors, but Iran's standoff with the U.S. president over the nuclear deal continues.
Syria's U.N. mission told Newsweek that "repeated Israeli attacks on the Syrian sovereignty are not only a technical issue related to the safety of civil air traffic in Syrian airspace, but rather an act of aggression that violates the 1974 ceasefire agreement."
The Biden administration said on Thursday it was ready to meet with JCPOA signatories and rescinded the previous administration's bid to reimpose United Nations sanctions on Tehran.