Law and legislation Taxation 29 Tariff 15 Colonies 11 Pay, allowances, etc 9 Slavery 9 Impressment 8 more ... Early works to 1800 7 Building laws 6 History 6 Real property tax 6 Coinage 5 Income 5 Income tax 5 Salt 5 Slaves 5 Customs administration 4 Foreign exchange 4 Land value taxation 4 Money 4 Rivers 4 Antislavery movements 3 Desertion, Military 3 Finance, Public 3 Foreign relations 3 Highway law 3 Internal revenue law 3 Kings and rulers 3 Legal status, laws, etc 3 Military law 3 less ...