Noun
the decade from 1850 to 1859
Source: WordNet[S]lavery was neither a backward nor a dying system in the 1850s. It was aggressive, dynamic, and mobile, and by pandering to the racial prejudices of a white republic starved for labor, it was perfectly capable of expansion. Allen C. Guelzo
The Five Points was the toughest street corner in the world. That's how it was known. In fact, Charles Dickens visited it in the 1850s and he said it was worse than anything he'd seen in the East End of London. Martin Scorsese
1850s: Gold rush Ballarat's tent city in the summer of 1853–1854 oil painting from an original sketch by Eugene von Guerard The first publicised discovery of gold in the region was by Thomas Hiscock on 2 August 1851 in the Buninyong region to the south. Source: Internet
19th century As boom-towns, or mining towns in California because of Gold Rush, started appearing towards the 1850s, vigilantes started putting justice in their hands because these towns did not have any established forms of government. Source: Internet
19th century In the 1850s and 1860s a group of patriotic writers and composers led by Francisco Barbieri and Joaquín Gaztambide revived the zarzuela form, seeing in it a possible release from French and Italian music hegemony. Source: Internet
1850s The 1850s were a period of extreme political reaction. Source: Internet