Even as USA officials said its missile strikes on a Syrian airfield were a one-off retaliation to deter dictator Bashar al-Assad from further chemical attacks against civilians, Mr Trump sought to keep adversaries wondering about any possible upcoming moves.
"There's not any sort of option where a political solution is going to happen with Assad at the head of the regime".
Men transport an injured person after what activists said were air strikes by forces loyal to Syria's President Bashar al-Assad on a marketplace in the Douma neighborhood of Damascus, Syria August 16, 2015. Iran has also contributed Shiite militias to back Assad.
After upending its own "America First" agenda with an interventionist missile strike in Syria, the Trump administration is struggling to clarify its foreign policy in the Middle East.
Russian Federation has been providing political and military support to the regime since the beginning of the civil war and in 2015 intervened directly, providing air support and special forces to reverse gains by rebel groups fighting Assad.
Saturday's phone call was the first between the top diplomats of Russian Federation and the U.S. since the strikes on the Syrian airfield.
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The FBI, of course, is still investigating the Trump presidential campaign's connections with Russian Federation . Asked whether Russian Federation interfered, Putin said, " Read my lips: No". " Read my lips, no", he said.
Russia's envoy to the UN Vladimir Safronkov slammed the USA action, calling it "a flagrant violation of global law and an act of aggression".
Scores of people died and many were injured on Tuesday after the regime air strike dropped chemical bombs onto the town of Khan Shaykhun.
Haley said "there are times when states are compelled to take their own action" and that preventing the spread and use of chemical weapons was in the US' "vital national security interest".
Flanking Alfano at the ceremony, Tillerson said: "We rededicate ourselves to holding to account any and all who commit crimes against the innocents anywhere in the world". The decision to cancel the meeting came after talks between Johnson and Tillerson over the weekend, sparking accusations from his opponents that the United Kingdom foreign secretary was acting like the U.S.'s "poodle". "Secondly, we don't see a peaceful Syria with Assad in there".
"Once Daesh threat has been reduced or eliminated, I think we can turn our attention directly to stabilising the situation in Syria", he said. He also didn't provide all the details for the military and intelligence information that form the basis of what he said the Pentagon has now concluded. The Syrian government has denied using chemical weapons.
On Thursday night, the United States launched 59 Tomahawk cruise missiles at the military airfield in Ash Sha'irat.