Complex sentence: In the Fifties, Bettelheim began his international activities as an advisor to the governments of Third World countries; he was the spokesperson for Nasser in Egypt, for Nehru in India, and for Ben Bella in Algeria.
Split into simpler sentences: In the Fifties, Bettelheim began his international activities as an advisor to the governments of Third World countries. He was the spokesperson for Nasser in Egypt, for Nehru in India, and for Ben Bella in Algeria.