Law and legislation History 1,006 Taxation 455 Slavery 369 Land tenure 330 Politics and government 288 Legal status, laws, etc 235 more ... Tariff 152 Wool industry 131 Foreign trade regulation 130 Commerce 121 Grain trade 120 Government policy 113 Slave trade 108 Finance, Public 93 Prevention 89 Coinage 84 Slaves 82 Customs administration 80 Real property 80 Colonies 78 Finance 77 Excise tax 75 Law 75 Wine and wine making 64 Lent 61 Meat industry and trade 56 Antislavery movements 55 Civil rights 55 Moral and ethical aspects 55 less ...