1. President of Soviet Union who ended Cold War   Henry Kissinger   Mikhail Gorbachev   Desmond Tutu   Jimmy Carter   Hint Half-n-half Clue   2. fourtieth President of United States of America   Ronald Reagan   Fidel Castro   Desmond Tutu   Helmut Kohl   Half-n-half Clue   3. Chancellor of Germany   Jimmy Carter   Yasser Arafat   Mikhail Gorbachev   Helmut Kohl   Half-n-half Clue   4. Foreign-Policy Advisor of United States of America   Nelson Mandela   Yasser Arafat   Jimmy Carter   Henry Kissinger   Half-n-half Clue   5. thirty-ninth President of United States of America   Frederik Willem de Klerk   Jimmy Carter   Yasser Arafat   Nikita Sergeyevich Khrushchev   Half-n-half Clue   6. President of Cuban Republic   Fidel Castro   Mao Tse-Tung   Leonid Ilich Brezhnev   Nikita Sergeyevich Khrushchev   Half-n-half Clue   7. President of South Africa who won the 1993 Nobel Peace Prize, which he shared with Frederik Willem de Klerk   Yasser Arafat   Nelson Mandela   Helmut Kohl   Ayatollah Ruhollah Khomeini   Half-n-half Clue