| United States -- Foreign relations -- Saudi Arabia. Matches 5 items |
| United States -- Foreign relations -- Sources. Matches 3 items |
| United States -- Foreign relations -- South Africa. Matches 3 items |
| United States -- Foreign relations -- Southeast Asia. Matches 2 items |
| United States -- Foreign relations -- Soviet Union. Matches 122 items |
| United States -- Foreign relations -- Soviet Union -- Congresses. Matches 1 item |
| United States -- Foreign relations -- Soviet Union -- Decision making. Matches 2 items |
| United States -- Foreign relations -- Soviet Union -- History -- Sources. Matches 1 item |
| United States -- Foreign relations -- Soviet Union -- Juvenile literature. Matches 2 items |
| United States -- Foreign relations -- Soviet Union -- Philosophy. Matches 1 item |