- Indians, Treatment of1
- International relations1
- Jesuits1
- John IV, King of Portugal, 1604-16561
- John Manuel, Prince of Portugal, 1537-15541
- John V, King of Portugal, 1689-17501
- Juana, of Austria, Princess of Portugal, 1535-15731
- Lafões, Pedro Henrique de Bragança, Duque de, 1718-17611
- Latin America1
- Law1
- Liturgics1
- Manuel I, King of Portugal, 1469-15211
- Manuscripts, Latin (Medieval and modern)1
- Manuscripts, Portuguese1
- Manuscripts, Renaissance1
- Manuscripts, Spanish2
- Maria Anna Josefa, Queen, consort of John V, King of Portugal, 1683-17541
- Mexico1
- Mexico--Mexico City1
- Missions✖[remove]3