The two crossword solutions for the term 1970s President are Richard Nixon (5 letters) and Idi Amin (7 letters). Richard Nixon was the 37th President of the United States, serving from 1969 to 1974. He is best known for his involvement in the Watergate scandal which ultimately led to his resignation. Idi Amin was the third President of Uganda, serving from 1971 to 1979. He is remembered for his brutal regime and human rights abuses.