congress.gov 
RANK Public Topic [top shown]
- 2Judiciary
- 4Interior policy
- 5Military Force
- 6Executive government
- 6Lobbying
- 8Constitution
- 15Political candidates
- 15Treaty
- 18Natural resources
- 25Impeachment
- 31Extradition
- 31Laws
- 35Veterans affairs
- 41Regulatory policy, Regulatory agency
- 49Electronic commerce
- 53Parliament
- 54Reconstruction
- 55Organized crime
- 69Government contract
- 78National government
- 87Illegal immigrants
- 108Computer crime
- 134Biography
- 143Institution
- 144Economic sanction
- 145Social security
- 149Budgets
- 164Contract issue-wages
- 164Medicare
- 165National security
- 174State budget, tax
- 182Abortion
- 182Public officials
- 189Trade agreements
- 202War
- 205Government aid
- 208Assault
- 210Welfare
- 212Campaign finance
- 212Telecommunications
- 220List of spaceflight-related accidents and incidents
- 225Upper house
- 231Litigation, regulation
- 244Space programme
- 247Personal income
- 252Refugee
- 265Foreign aid
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Significant concepts: 
advanced search, quick search, law library of congress, roll call senate floor, all legislation, legislative process.
977157 distinct domains have been ranked in 1951 public topics.
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