On 20 October 2021, multiple projectiles struck the Al-Tanf U.S. military base in

Syrian opposition The Syrian opposition ( ar, المعارضة السورية ', ) is the political structure represented by the Syrian National Coalition and associated Syrian anti-Assad groups with certain territorial control as an alternative Syrian gover ...

controlled territory, where members of the CJTF-OIR were training a

Free Syrian Army The Free Syrian Army (FSA) ( ar, الجيش السوري الحر, al-jaysh as-Sūrī al-ḥur) is a loose faction in the Syrian Civil War founded on 29 July 2011 by officers of the Syrian Armed Forces with the goal of bringing down the governm ...

unit known as Maghaweir al-Thowra. Although no injuries were sustained, the attack was unusually heavy—seemingly a mix of drone and rocket systems, with as many as five munitions used. Both the FSA areas and CJTF-OIR areas of the base were attacked. The coalition confirmed that the attack involved “a UAS .e., droneattack coupled with IDF," referring to "Indirect Fire using Rockets." The attack on this US garrison may have been in response to Israeli activities, according to ''The New York Times''. Pentagon officials said Iran was behind the attacks.

References

Drone strikes in Syria 2021 airstrikes Drone strikes conducted by Iran {{Iran-mil-stub