 Complete the following phrase:  After Lebanese Independence, he studied medicine in University of Lausanne, Switzerland and practiced medicine in the 1950s in Tripoli. In 1957 he attended a general Baath gathering and became an official member and one of the highest figures in the unified Baath Arab Socialist Party in Lebanon. With the split of the party between the pro-Iraqi Baath branch and the pro-Syrian Baath branch, both factions initially became part of the National Front against the rule of President of the Republic Camille Chamoun in the 