Born and died in 1820

German philosopher, sociologist, and economist who co-authored The Communist Manifesto with Karl Marx and developed the political and philosophical system known as Marxism

Swedish classical singer and opera star known as the 'Swedish Nightingale' who achieved immense popularity across Europe and the United States

French photographer, balloonist, caricaturist, and journalist who took the first aerial photographs and whose portraits are held in major national collections

Dutch author, civil servant, and colonial administrator best known for his novel Max Havelaar, which exposed the abuses of colonialism in the Dutch East Indies

French statesman and cunning Minister of Police who navigated the French Revolution and Napoleonic eras with unparalleled strategic skill