Complex sentence: She then lived and worked in refugee camps in Afghanistan and in Palestinian refugee camps in Southern Lebanon, and has since advocated for the rights of women living under oppressive regimes and cultural transgressions prevalent in Third World societies.
Split into simpler sentences: She then lived and worked in refugee camps in Afghanistan and in Palestinian refugee camps in Southern Lebanon. She has since advocated for the rights of women living under oppressive regimes and against cultural transgressions prevalent in Third World societies.