According to the Director of CARE's Syrian programme, "If the air strikes, explosions and clashes continue or escalate, we will be like a fire brigade which tries to put out the fire somewhere, while the second, third and fourth fires break out elsewhere".
The heavy death toll underscored the large size of the attack, which the USA official said included about 500 opposing forces, backed by air support, artillery, tanks, multiple-launch rocket systems and mortars.
This time around, the USA military said that it was exercising its "inherent right of self-defense" in attacking the forces of a government whose territory American troops are occupying without either its consent or any mandate from the United Nations.
No US or US-backed forces died but the US official estimated more than 100 pro-Syrian government forces were killed in the counter-attack.
The US-led anti-ISIS coalition bombarded Syrian Arab Army and allied pro-government forces in the province of Deir Ezzor killing many army officers on the night of Wednesday to Thursday.
Putin, Erdogan discuss Afrin, Syria over phone call
During the meeting, Rouhani also warned about bids by the U.S. and the Israeli regime to prolong tensions in the region. The operation will continue until all terrorist elements are cleared from the region, Bilgic told the journalists.
The document also stated that it is also an act of support against the terrorist group of the Islamic State or (Daesh by its acronym in Arabic) and proves the nature of the disgraceful intentions by the United States against Syria's sovereignty, territorial integrity and the unity of its people. Russian contract soldiers were killed in the attack. Russian Federation said it did not have personnel in the area, and its defense ministry said it only confirmed 25 Syrian militia were wounded, and no deaths. CNN also reported that HIMARS and MQ-9 drones were used in the attack.
Kurdish forces in northern Syria pardoned roughly 400 former members of ISIL in early January, adding some of them to the ranks of a USA -backed group, Russia's ambassador to the United Nations charged Thursday.
Regime and SDF fighters were involved in several skirmishes in the area past year, as they each conducted parallel operations against some of the Islamic State jihadist group's last bastions.
White said the attack on the SDF was unprovoked.
To the west, the Turkish invasion of the Kurdish-controlled enclave of Afrin, which came in response to USA plans to organize a 30,000-strong "border security force" based largely on the Kurdish YPG and create what Ankara sees as a de facto Kurdish state on its border, threatens to escalate into a direct conflict between the U.S. and Turkey, ostensible North Atlantic Treaty Organisation allies. Syrian forces control the western side of the line, and the SDF controls the eastern side of the line.