The United States, Britain and France bombed the targets in Syria's chemical weapons.
The air strikes were in response to the suspected chemical attack on Duma in Syria.
The Pentagon said that there had been an explosion in Damascus, near the city of Homs, as well.
The Russian ambassador in the United States said the attack on his partner would not be "without consequences."
Speaking at the White House from the White House in Washington at 9 pm, President Donald Tram said: "An operation is now underway with French and British forces."
The attack by the Western powers against the government of President Bashar al-Assad during the seven-year-long Syrian war is considered to be more significant.
- "One shot"
- Scientific research center in Damascus, considered to be involved in the production of chemical and biological weapons
- A chemical armory in West Homs
- A chemical warehouse and control station near Homs
Syrian government television reported that most of the dozen missiles have been thrown into the ground have been damaged only in the Damascus City Research Institute.
Three civilians were injured in the city of Homs alone.
Defense Secretary James Mertes told reporters that there was no reported casualty in the operation.
"President Trap has said that he will" continue this response until the Syrian regime bans its ban on chemicals, "he said," for now, this is an assault. " General Dunferle also confirmed the stoppage of the attack.
- Homs attacked in Britain
Russian ambassador to the United States, Aatoly Antonov, has warned that such acts would not be redundant.
Prime Minister Theresa, who confirmed the UK link to the attacks, said, "There is no practical alternative to coercion."
However, she said that the attack was not "revolutionary to the government".
In four Tarot jets, the United Kingdom attacked a target set by the Pentagon. According to the UK Defense Ministry, a military compound near the city of Homs is believed to be a collection of supplies for chemical weapons.
France's contribution to the attacks was confirmed by President Emanuel MacRain
President McConnell spoke about the situation that occurred in Duma last week, saying "with the killing of men, women and children" with chemical weapons "," The red line jumped. "
As the Duma rebuffed Syria's refusal, pro-Russia Russia warned that military action by the West would begin a war.
A group of information gathering has been dispatched by the Organization for the Probation of the United Nations (OPCW) to the site of the attack on Syria, and the investigators will begin investigations on Saturday.
President McConnell spoke about the situation that occurred in Duma last week, saying "with the killing of men, women and children" with chemical weapons "," The red line jumped. "
As the Duma rebuffed Syria's refusal, pro-Russia Russia warned that military action by the West would begin a war.
A group of information gathering has been dispatched by the Organization for the Probation of the United Nations (OPCW) to the site of the attack on Syria, and the investigators will begin investigations on Saturday.
- Double missile attacks
Defense Secretary Mathis said the attack was "more than twice as high as the missile strike in April 2017 after a chemical attack on Khan Shaikhun killed more than 80 people."
According to the Syrian Observatory on Syria's Syrian Observatory for Human Rights, the targets set out by the Pentagon have been hit.
"Scientific Research Centers, several military bases, and the Damascus capital and the surrounding Argentine armies and camps of the Fourth Cavalry," the agency said.