| Baltic Sea -- History, Naval -- 20th century. Matches 1 item |
| Baltic Sea Region -- History. Matches 2 items |
| Baltic Sea Region -- History, Military. Matches 1 item |
| Baltic Sea Region -- Strategic aspects. Matches 1 item |
| Baltic States -- Civilization. Matches 4 items |
| Baltic States -- Commerce. Matches 1 item |
| Baltic States -- Description and travel. Matches 1 item |
| Baltic States -- Economic policy. Matches 1 item |
| Baltic States -- Foreign relations -- United States. Matches 1 item |
| Baltic States -- History. Matches 8 items |