"The president's national security team met today".
Both European allies have pledged a "joint response" to the alleged chemical attack.
Nasrallah also slammed the USA president calling him "unstable".
But the Syria conflict is a complex web of overlapping wars which have drawn in several world powers, and the risk of miscalculation is as high as Trump's Twitter rhetoric is provocative. His colleague, Yuri Shvytkin, a deputy chairman of the State Duma Defense Committee said for his part the action is an ill-thought and provocative step by the USA that can lead to unpredictable consequences.
Criticism of the allied airstrikes was limited.
She also ordered British submarines to move within missile range of Syria in readiness for strikes against the Syrian military that could begin as early as Thursday night, the Daily Telegraph newspaper reported. He and Trump spoke repeatedly this week.
US President Donald Trump warned Wednesday that "missiles will be coming" in response to an alleged chemical attack in Syria, as the United Nations chief urged world powers to stop a face-off with Russian Federation from spiraling out of control. As stated previously, Russia's red line would be an attack on their own troops harming Russian citizens. USA defense officials did not confirm if any allied missiles had been shot down.More news: WPP Chief Executive Martin Sorrell Resigns After Probe
Retired Admiral Vladimir Masorin said Russian Federation would sink the USS Donald Cook if it fired on Syria.
Assad is supported by Iranian-back fighters as well as the Russian air force and has cemented his control over most of the western, more heavily populated, part of the country. "It would provoke a retaliation operation by government forces and the White Helmets were to use it to stage a provocation with an alleged use of chemical weapons", he said.
"Russia must decide if it will continue down this dark path, or if it will join with civilized nations as a force for stability and peace", Trump said.
Reacting to the threats, Russia, an important ally of Syria, accused Washington of disrupting worldwide peace.
"The US- the possessor of the biggest arsenal of chemical weapons - has no moral right to blame other countries".
Damascus and Moscow have denied any responsibility and say the incident is bogus. Dozens of people were killed, including women and children, and hundreds more were injured, according to the statement.
In response to the Trump's threat, Russian warships reportedly left the Syrian port in Tartus in order to repel a possible attack.More news: Sack Jitendra for obstructing investigation into Kathua case
"America does not seek an indefinite presence in Syria under no circumstances".
Iran's supreme leader Ayatollah Ali Khamenei denounced US Trump, France's Emmanuel Macron and Britain's Theresa May, branding them "criminals". "That meeting was chaired by the vice president to discuss a number of options", White House spokeswoman Sarah Sanders said.
The US' keenness to strike stemmed from its charge that the Syrian government had attacked a rebel-held enclave within the country with chemical weapons, killing about 50 people, and the West says it draws the line at chemical weapons, whose use is banned in worldwide law.
US Defence Secretary Jim Mattis has been urging caution in meetings, trying to avoid a strike that would trigger a broader conflict, two US officials said.
Nebenzya made his comments as U.S. "It's alarming but it's not a reason to panic". It might seem Washington struck just to save face.
In the UK, Cabinet ministers said that it was "highly likely" the Assad regime was responsible for the attack.
In the wake of last weekend's gruesome attack, some USA officials advocated a larger, and therefore riskier, strike than the limited action Trump ordered in April 2017, also in response to suspected chemical weapons use.More news: Guardiola charged with improper conduct after Liverpool defeat