Al-Waleed border crossing is one of three official border crossings between Iraq and Syria. It is located in the Ar-Rutba District of the Al-Anbar Governorate in western Iraq, close to the northeasternmost point of Jordan in the Syrian Desert. It serves as the main border checkpoint on the highway between Damascus and Baghdad. The al-Waleed checkpoint is close to al-Tanf on the Syrian side of the border in the Homs Governorate. The Al-Waleed Palestinian refugee camp is nearby.
The Army of Mujahideen was a Sunni Islamist rebel group formed in order to fight the Syrian government and the Islamic State of Iraq and the Levant (ISIL) during the Syrian Civil War. Originally a coalition of several Islamist rebel groups, it accused ISIL of disrupting "security and stability" in areas that had been captured from the Syrian government. During its establishment in January 2014, the spokesperson of the coalition said it would start operations in Idlib and Aleppo and gradually expand towards the rest of Syria. In December 2016, the Army of Mujahideen was briefly reorganized as Jabhat Ahl al-Sham, but this formation soon fell apart during rebel infighting in January 2017.
On 22 September 2014, the United States officially intervened in the Syrian civil war with the stated aim of fighting the terrorist organization ISIS in support of the international war against it, code named Operation Inherent Resolve. The US currently continues to support the Syrian rebels and the Kurdish-led Syrian Democratic Forces opposed to both the Islamic State and Syrian president Bashar al-Assad.
The Southern Front was a Syrian rebel alliance consisting of 54 or 58 Syrian opposition factions affiliated with the Free Syrian Army, established on 13 February 2014 in southern Syria.
The Forces of Martyr Ahmad al-Abdo is a Syrian rebel group previously affiliated with the Free Syrian Army's Southern Front. The group was named after either Ahmad al-Abdo al-Saeed, a Syrian civilian who was killed in the early 2011 protests, or first lieutenant Ahmad al-Abdo, a rebel commander who was killed in action during the war. The group received support from the Friends of Syria Group.
The Sham Liberation Army, originally called the Sham Liberation Brigade, is an armed rebel group active in the Syrian Civil War. It was founded and is led by Firas Bitar, a captain who defected from the Syrian Arab Army in 2012. Until 2016, its sole opponent was the Syrian Armed Forces and its allied militias; it rejected any fighting with the Islamic State of Iraq and the Levant until ISIL attacked its fighters in February 2016.
The Lions of the East Army is a Syrian rebel group formerly affiliated with the Free Syrian Army's Southern Front that was formed in August 2014 and is based in southeastern Syria. Many of the group's fighters are al-Shaitat tribesmen from the Deir ez-Zor Governorate. The group was also active in Damascus city between January and July 2015, when its unit in Damascus merged into Jaysh al-Islam's 8th Brigade. It mainly focused on defeating the Islamic State of Iraq and the Levant in the eastern Syrian Desert, where it gained control over large areas since 2016.
Jaysh al-Jihad was an Islamist rebel group based in Quneitra Governorate. The group formed from the merger of 7 small independent groups and factions that defected from Nusra Front after it clashed with the Yarmouk Martyrs Brigade in December 2014. These groups were: Jihad Brigades, Jamaat Jund al-Islam, Jamaat Abu Baseer, Mujahideen of al-Sham movement, Jamaat Shabab Ahl al-Sunnah, Nurayn Brigade, and Jamaat Bunyan al-Marsous.
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).
The Syrian Train and Equip Program is a United States-led military operation launched in 2014 that identified and trained selected Syrian opposition forces inside Syria as well as in Turkey and other US-allied states who would then return to Syria to fight the Islamic State of Iraq and the Levant. The program reportedly cost the US $500 million. It is a covert program, run by U.S. special operations forces, separate from Timber Sycamore, the parallel covert program run by the Central Intelligence Agency (CIA). As of July 2015, only a group of 54 trained and equipped fighters had been reported to have been deployed, which was quickly routed by al-Nusra, and a further 75 were reported in September 2015.
The 2016 Abu Kamal offensive, also known as Operation Day of Wrath, was launched on the town of Abu Kamal on the Syrian–Iraqi border led by the US-backed New Syrian Army (NSA).
The Hawar Kilis Operations Room is a Syrian rebel coalition formed in the village of Hawar Kilis in April 2016 in the northern Aleppo Governorate on the Syria–Turkey border.
The Syrian Desert campaign was a military campaign launched by Syrian rebel forces affiliated with the Free Syrian Army's Southern Front and their allies in the southern Syrian Desert and the eastern Qalamoun Mountains. The aim of the offensive was to expel the Islamic State of Iraq and the Levant from the desert in southern Syria and to open a supply route between two rebel-held areas.
The Syrian Desert campaign was a large-scale military operation of the Syrian Army that initially started along the highway from Damascus to the border with Iraq against rebel forces during the Syrian civil war. Its first intended goal was to capture both the highway and the al-Tanf border crossing, thus securing the Damascus countryside from a potential rebel attack. Later, multiple other fronts were opened as part of the operation throughout the desert, as well as operation "Grand Dawn" against ISIL with the aim of reopening the Damascus-Palmyra highway and preparing for an offensive towards Deir ez-Zor.
The Al-Tanf offensive was a two-day offensive launched by the Free Syrian Army backed by the U.S.-led Coalition against the Islamic State of Iraq and the Levant (ISIL), aiming to recapture al-Tanf, Syria. Al-Tanf had been captured by ISIL from the Syrian Government in May 2015 and had been used by ISIL to shift militants and resources across the border.
Al-Tanf is a U.S. military base in an American occupied part of the Homs Governorate, Syria. It is located 24km west of the al-Walid border crossing in the Syrian Desert. The surrounding deconfliction zone is located along the Iraq–Syria border and the Jordan–Syria border. The garrison is located along a critical road known as the M2 Baghdad–Damascus Highway. The Rukban refugee camp for internally displaced Syrians is located within the deconfliction zone.
Opposition–ISIL conflict during the Syrian Civil War started after fighting erupted between Syrian opposition groups and the Islamic State of Iraq and the Levant (ISIL). In early January 2014, serious clashes between the groups erupted in the north of the country. Opposition groups near Aleppo attacked ISIL in two areas, Atarib and Anadan, which were both strongholds of the fundamentalist Sunni organization. Despite the conflict between ISIL and other rebels, one faction of ISIL has cooperated with the al-Nusra Front and the Green Battalion to combat Hezbollah in the Battle of Qalamoun. By 2018.
The US intervention in the Syrian civil war is the United States-led support of Syrian opposition and the Federation of Northern Syria during the course of the Syrian Civil War and active military involvement led by the United States and its allies — the militaries of the United Kingdom, France, Jordan, Turkey, Canada, Australia and more — against the Islamic State of Iraq and the Levant (ISIL) and al-Nusra Front since 2014. Since early 2017, the U.S. and other Coalition partners have also targeted the Syrian government and its allies via airstrikes and aircraft shoot-downs.
Free Syrian Army 
Southern Front [15] 
United States 
United Kingdom [17] 
Norway (until 2018) [18] 
Jordan (until 2018) [15] 
Islamic State [19] 
Syrian Armed Forces 
