Dar al-Islam
Darwin, Charles
David Livingstone
David Hume
David Ricardo
Declaration of Independence
Declaration of Sentiments
Declaration of the Right of Man
Declaration of the Rights of Women
Deism
Delhi Sultanate
Democratic-Republican Party
Denis Diderot
devshirme
Diaz, Porfirio
Diego Velazquez
Direct Democracy
Directory
divine right of kings
Dmitri Mendeleev
Dual Alliance
Duke of Wellington