Subject
United States Foreign relations
7
United States Foreign economic relations
3
Agent Orange Environmental aspects
2
Agent Orange Health aspects
2
Japan Foreign relations
2
Japan Politics and government
2
Medical assistance, American
2
Vietnam Foreign relations
2
Anniversaries, etc
1
Asia, Eastern Foreign relations
1
China Foreign economic relations
1
China Foreign relations
1
Climatic changes
1
Climatic changes Government policy
1
Climatic changes Social aspects
1
Free trade
1
Greenhouse gas mitigation Political aspects
1
International economic relations
1
Japan Economic conditions
1
Korea (North) Foreign relations
1
National security
1
Nuclear nonproliferation International cooperation
1
Nuclear weapons
1
Oceania Foreign economic relations
1
Pacific Area Foreign economic relations
1
Security, International
1
Sustainable development International cooperation
1
Taiwan Foreign relations
1
Tuna fisheries Law and legislation
1
Vietnam War, 1961-1975 Moral and ethical aspects
1
Vietnam War, 1961-1975 Veterans Medical care
1
War victims Services for
1