Topic
- Nuclear facilities4
- Plantae4
- Race relations4
- War crimes4
- Abortion2
- Advertising, Political2
- Anniversaries, etc2
- Bombardment2
- Chemical weapons disposal2
- Cities (general views, etc.); City Maps; City Plans (drawings); Models (representations)2
- Cities (general views, etc.); Streets; Roads; Sidewalks2
- Costs2
- Diplomatic negotiations in international disputes2
- Dues2
- Eavesdropping2
- Ebola virus disease2
- Economic policy2
- Election2
- Embargo2
- Emigration and immigration2