The Kurdish Front is a predominantly Kurdish Syrian rebel faction participating in the Syrian Civil War.
The inter-rebel conflict during the Syrian Civil War has continued throughout the Syrian Civil War as factions of the Syrian opposition and Free Syrian Army have fought each other, with shifting alliances among various Islamist factions such as Al-Nusra Front, Ahrar al-Sham, Jaysh al-Islam and the Islamic Front.
Liwa Thuwar al-Raqqa was a rebel group in the Syrian Civil War. It was formed in September 2012 in the Raqqa Governorate. Aligned with jihadist factions for its first years, at the end of 2015, it joined the Syrian Democratic Forces. During an interview by Aymenn Jawad Al-Tamimi in 2015, Liwa Thuwar al-Raqqa's media director stated that the group wants a "civil democratic state". He also claimed that the group had no relations with the Syrian National Coalition based in Turkey.
The Northern Sun Battalion is an armed rebel group affiliated with the Free Syrian Army and part of the Syrian Democratic Forces that has been active during the Syrian Civil War.
The Army of Revolutionaries, also known as Jaysh al-Thuwar, is a multi-ethnic armed Syrian rebel coalition that is allied with the primarily Kurdish People's Protection Units (YPG) and participating in the Syrian Civil War as part of the Syrian Democratic Forces (SDF).
Jaysh al-Salam was an operations room of Free Syrian Army factions that operated in northern and eastern Syria with the goal of attacking the Islamic State of Iraq and the Levant in Raqqa.
Relations between the People's Protection Units (YPG) and the Free Syrian Army (FSA) are unclear and varied among the different FSA factions. Both are opposed to the Islamic State of Iraq and the Levant. However, several clashes between the two have taken place. Under pressure from the United States, some FSA groups coordinate with the YPG to battle ISIL under the name of the Syrian Democratic Forces, although some other FSA groups remained in conflict with the YPG and the SDF, including FSA groups in the SDF.
The Syrian Democratic Forces (SDF) is a Kurdish-led coalition of U.S.-backed left-wing ethnic militias and rebel groups, and serves as the official military wing of the Autonomous Administration of North and East Syria. The SDF is allied to and supplied by the United States–led CJTF–OIR international alliance. Founded on 10 October 2015, the SDF claims that its mission is fighting to create a secular, democratic and federalized Syria. The SDF is opposed by Turkey who view the group as an extension of the Kurdistan Workers' Party (PKK), which it has designated a terrorist group.
The Northern Aleppo offensive refers to a military operation launched northwest of Aleppo in early February 2016 by the Syrian Arab Army and its allies. The offensive successfully broke the three-year Siege of Nubl and Al-Zahraa, effectively cutting off the main supply route of the Syrian rebels from Turkey.
The 23rd Division or 16th Infantry Division was a Syrian rebel group affiliated with the Free Syrian Army. Formed in September 2013, the group was active mainly in the city Aleppo and its surroundings. After rebel lines in Aleppo collapsed due to advances by the Syrian Army during the Battle of Aleppo in mid-2016, the 16th Division suffered heavy casualties and was dissolved. Remnants of the group then formed the 23rd Division. The Syrian National Army faction of the group in northern Aleppo was disbanded after its leadership was attacked by the Levant Front in August 2020, with its other members were transferred to other groups under the SNA's 3rd Legion.
The Sultan Murad Division is a Syrian Turkmen rebel group fighting in the Syrian Civil War. It is aligned with the Syrian Interim Government and heavily supported by Turkey, who provides funding and military training along with artillery and aerial support. It is the most notable group among Syrian Turkmen Brigades also supported by Turkey.
The Syrian Democratic Forces (SDF) has many military councils for local security and defense, each being accountable to the civil council of the area they operate in.
The Syrian National Army, also known as the Turkish-backed Free Syrian Army (TFSA), is a coalition of armed Syrian opposition groups that participates in the Syrian civil war. Comprising various rebel factions that emerged at the start of the war in July 2011, it was officially established in 2017 under the auspices of Turkey, who provides funding, training, and military support.
The Northern Democratic Brigade is a Free Syrian Army unit that is closely allied to the Syrian Kurdish YPG and YPJ in Afrin Region since 2014. Led by Absi Taha, Alexander Khalil, and Alexander Alaa, it also joined the Syrian Democratic Forces (SDF) in November 2015. The initial members of the group originated from Jabal Zawiya in Idlib, and it has recruited Arabs from Idlib, Aleppo, and other cities in northern Syria since allying with the YPG. Since joining the SDF, the unit has begun to operate across much of northern and eastern Syria, participating in operations against anti-SDF Syrian opposition factions, the Islamic State of Iraq and the Levant, the Turkish Armed Forces, and the Syrian National Army.
The following is a timeline of the Syrian Civil War from January to April 2018. Information about aggregated casualty counts is found at Casualties of the Syrian Civil War.
This is the order of battle for the Operation Olive Branch, a joint Turkish Armed Forces/Syrian National Army attack on the People's Protection Units-held Afrin Canton.
The National Front for Liberation is a Syrian rebel coalition that is part of the Syrian National Army (SNA) fighting in the Syrian Civil War. The group was formed by 11 rebel factions in northwestern Syria in May 2018, and was officially announced on 28 May 2018. The formation receives major support from Turkey. The group joined the SNA on 4 October 2019.
Tajammu Ahrar al-Sharqiya, commonly referred to as Ahrar al-Sharqiya, was an armed Syrian rebel group founded in 2016 by individuals exiled and displaced mostly from the Deir ez-Zor Governorate and other eastern provinces, such as the Hasakah Governorate, by ISIL, YPG and the Syrian government due to fighting that took place there between 2011 and 2014. Many fighters in Ahrar al-Sharqiya were former al-Nusra and Ahrar al-Sham members.
The SDF insurgency in northern Syria was a campaign of armed attacks carried out by the Syrian Democratic Forces (SDF), following the expansion of the Turkish occupation of northern Syria after the early 2018 Operation Olive Branch carried out by the Turkish Armed Forces (TAF) and the Turkish-backed Free Syrian Army (TFSA).
The Glory Corps is a Turkish-backed rebel group that operates under the Syrian National Army's 3rd Legion during the Syrian Civil War. Formed in 2017, the group works closely with the Levant Front, the main faction in the 3rd Legion, and included fighters that defected from the Sham Legion. The Glory Corps fought against Syrian government forces, and participated in the Turkish-led Operation Olive Branch against the People's Protection Units (YPG)-led Syrian Democratic Forces in the Afrin Region in 2018. It was targeted by a YPG insurgency in the aftermath of the offensive, when it became based in Afrin.
Free Syrian Army 
Syrian Democratic Forces 