Gregory VII, Pope (Hildebrand), [268], [272], [274], [275], [278], [432]

Gregory IX, Pope, [281]

Gregory XI, Pope, [285], [433]

Gregory the Great, [272]

Grimaldi race, [51], [54], [65]

Guillotine, the, [346]

Guiscard, Robert, [432]

Gunpowder, [287], [321]

Guns, [321], [413]

Gustavus Adolphus, [331]