Complex sentence: Montealegre helped found an anti-war organization educating women against the war in Vietnam "Another Mother for Peace" in 1967, and became controversial when she and Bernstein hosted an evening for the Black Panther Party in 1970.
Split into simpler sentences: Montealegre helped found an anti-war organization geared towards educating women against the war in Vietnam "Another Mother for Peace" in 1967. Montealegre encountered controversy when she and her husband hosted an evening for the Black Panther Party in 1970.