Robert Arthur Talbot Gascoyne-Cecil, 3d marquess of Salisbury (1830–1903)

Politician. Conservative MP for Stamford, 1853–68. Became the third marquess of Salisbury in 1868. Secretary of state for India, 1874–8. Apppointed foreign secretary on the resignation of Lord Derby in March 1878, and took a leading role in negotiating the settlements between Russia and the Ottoman Empire ratified at the Congress of Berlin in July 1878. Prime minister, 1885–6, 1886–92, 1895–1902.