Complex sentence: Even though the student protestors used solidarity towards the working class as the means to rebel against the "establishment" of the professional middle class, the student protestor's unwillingness to fight in the Vietnam conflict, as well as their militant anti-patriotism alienated the working classes.
Split into simpler sentences: Even though the student protestors used solidarity towards the working class as the means to rebel against the "establishment" of the professional middle class. The student protestor's unwillingness to fight in the Vietnam conflict, however, as well as their militant anti-patriotism alienated the working classes.