1. Ronald Reagan   President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Nelson Mandela   Chairman of Palestine Liberation Organization   Foreign-Policy Advisor of United States of America   fourtieth President of United States of America   Hint Half-n-half Clue   2. Nelson Mandela   President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Frederik Willem de Klerk   South African religious leader who won the 1984 Nobel Peace Prize   thirty-ninth President of United States of America   President of Soviet Union who ended Cold War   Half-n-half Clue   3. Nikita Sergeyevich Khrushchev   leader of Soviet Union who succeeded Stalin   Iranian religious leader   thirty-ninth President of United States of America   fourtieth President of United States of America   Half-n-half Clue   4. Mikhail Gorbachev   Chairman of Palestine Liberation Organization   President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Nelson Mandela   President of Soviet Union who ended Cold War   fourtieth President of United States of America   Half-n-half Clue   5. Jimmy Carter   President of Soviet Union who ended Cold War   thirty-ninth President of United States of America   Chancellor of Germany   South African religious leader who won the 1984 Nobel Peace Prize   Half-n-half Clue   6. Yasser Arafat   Chairman of Palestine Liberation Organization   fourtieth President of United States of America   leader of Soviet Union who succeeded Stalin   President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Frederik Willem de Klerk   Half-n-half Clue   7. Ayatollah Ruhollah Khomeini   fourtieth President of United States of America   President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Frederik Willem de Klerk   Iranian religious leader   President of Cuban Republic   Half-n-half Clue