[1] Arsuzi was previously a member of the League of Nationalist Action but left in 1939 after its popular leader died and the party had fallen into disarray, he founded the short-lived Arab National Party in 1939 and dissolved it later that year.
[5] A significant conflict between Arsuzi's and Aflaq's movements occurred when they sparred over the issue of the 1941 coup d'état by Rashid Ali al-Gaylani and the subsequent Anglo–Iraqi War.
At this point, Arsuzi's party lost members and support that transferred to Aflaq's movement.
[5] Subsequently, Arsuzi's direct influence in Arab politics collapsed after Vichy French authorities expelled him from Syria in 1941.
[5] Aflaq's next major political action was its support of Lebanon's war of independence from France in 1943.