Law and legislation 3,501 Rules and practice 873 Appropriations and expenditures 600 Finance 432 Prevention 381 Legal status, laws, etc 367 Government policy 256 more ... Officials and employees 217 Land titles 213 Registration and transfer 208 Management 173 Veterans 144 Indians of North America 140 National parks and reserves 132 Research 130 National security 129 Small business 123 Security measures 118 Boundaries 114 Historic sites 106 Taxation 101 Medical care 98 Armed Forces 97 Administrative agencies 95 Disclosure of information 86 Transparency in government 85 Services for 82 Land tenure 81 Terrorism 77 Intelligence service 76 less ...