Federation held its first meeting in June 1922 in the city of Aleppo and issued resolution No. / 1 / to form the Federal Government, Subhi Barakat, who is close to the French colonial authorities, was elected president of the federation. The struggle against the Mandate There were contacts between the leaders of the Great Syrian Revolution and some patriots of Syrian east area as Mohammed ِAl-Ayyash, who met in Damascus with Dr. Abdul Rahman Shahbandar, leader of the People's Party, and discussed with him the issue of extending the revolution to the Euphrates region and opened a front against the French to disperse their forces, and ease the pressure on the rebels of Ghouta and Jabal al-Arab, after returned Al-Ayyash from Damascus he started to arouse the enthusiasm of the people of Deir ez-Zor and invite them to fight, and agreed with his brother Mahmoud to go to the villages of the Albu Saraya clan that living west of Deir ez-Zor and which have a strong friendship with his father Ayyash Al-Haj, to form revolutionary groups with them to strike the French forces. Al-Ayyash managed to form a revolutionary group of thirteen armed men who were ready to take any military action against the French forces, They are: Mahmoud Al-Ayyash Hakami Al-Abed Al-Salameh (Al-Shumaitiya village). Aziz Al-Ali Al-Salamah (Al-Shumaitiya village). Haji Ali Al-Abed Al-Salama (Al-Shumaitiya village). Hassan Al-Abed Al-Salamah (Al-Shumaitiya village). Hamza Al-Abed Al-Salama (Al-Shumaitiya village). Aslibi Masoud Al-Abdul Jalil (Al-Shumaitiya village). Khaleef Al-Hassan Al-Muhammad (Al-Kuraitia village). Lions of Hamdan (Al-Kuraitia village). Ahmed Al-Hassan (Al-Kuraitia village). Hameed Al-Sultan (Al-Kuraitia village). Abdullah Al-Khalaf Ibrahim (Deir ez-Zor city). Hamad Bin Rdaini – Al-Baggara tribe. Some Syrians working with the French at translation centers, and others were secretly at the service of the revolutionaries and reporting news and information to Mohammed ِAl-Ayyash about the situation and movements of the French and their activities and the timing of their military operations. This helped Al-Ayyash guides the revolutionaries to strike the French forces. In early June 1925, the translators informed Mohammed Al-Ayyash that a military vehicle carrying four French officers from France to inspect the French military construction departments in Syria and Lebanon would leave accompanied by their French driver Deir Ez-Zor on its way to Aleppo. He instructed his brother Mahmoud to set up an ambush in Ain Albu Gomaa on the road between Deir Ez-Zor and Al-Raqqa, where the highway runs through