Topic
- Armed Forces130
- Social conditions126
- World War, 1939-1945126
- Economic policy120
- World War, 1914-1918118
- Employees112
- Job creation108
- Peace102
- Finance96
- Impeachment96
- Emigration and immigration94
- Employment92
- Labor union members92
- Influence82
- Popular music80
- Students80
- Arab-Israeli conflict78
- Education78
- Knowledge and learning78
- Prevention78