Henry John Temple, 3d Viscount Palmerston (1784–1865)
Statesman. Succeeded to the peerage in 1802. Secretary, War Office, 1809–28. Foreign secretary, 1830–41 and 1846–52. Home secretary, 1852–5. Prime minister, 1855–8 and 1859–65. FRS 1853.
ODNB
Record of the Royal Society of London