They promptly elected him as secretary-general of the party's Syrian branch, confirming his status as the country's de facto leader.
In contrast to the Iraqi regional branch, the Syrian regional branch did not have mass support or a significant support base in the middle class.
The Syrian branch had tried to kill Syrian President Hafiz Al-Asad a couple of times.
The coup also created a permanent schism between the Syrian and Iraqi branches of the party.
The Syrian branch of the party is the largest organisation within the Syrian-led Ba'ath Party.
He was granted asylum by Britain, and has continued to lead the Syrian branch of the Brotherhood from London.
The Syrian branch of the Assassins was taken over by the Mamluk Sultan Baibars in 1273.
From 1945 to 1961 he was the leader of the Islamic Socialist Front, the Syrian branch of the Muslim Brotherhood.
In 1946, al-Siba'i founded a Syrian branch of the Muslim Brotherhood, leading it through several parliamentary campaigns.
This agreement marks the reversal of roles between the two Hamdanid brothers, and the establishment of the predominance of the family's Syrian branch.