Groups comparison

1840s - 1971 to 2018
Set in the 1840s (from January 1840 to December 1849).

19th century (18XX) - 1971 to 2021
Takes place during the 19th century (from 1801-01-01 to 1900-12-31).

1860s (186X) - 1978 to 2017
Set in the 1860s (from January 1860 to December 1869 AD).

1810s (1810X) - 1980 to 2015
Set in the 1810s (from January 1810 to December 1819 AD).

1850s (185X) - 1980 to 2017
Set in the 1850s (from January 1850 to December 1859 AD).

Napoleonic wars - 1980 to 2015
Napoleonic wars were continuation of the French revolutionary wars, covering a short period from 1803 to 1815 CE. Perhaps best known for Battle of Waterloo.

1890s (189X) - 1982 to 2021
Set in the 1890s (from 1890-01 to 1899-12).

1800s (180X) - 1983 to 2021
Set in the 1800s (from January 1800 to December 1809 AD).

1880s (188X) - 1983 to 2017
Set in the 1880s (from January 1880 to December 1889).

1820s (182X) - 1987 to 2013
Set in the 1820s (from January 1820 to December 1829 AD).

1830s (183X) - 1987 to 2017
Set in the 1830s (from January 1830 to December 1839 AD).

1870s (187X) - 1987 to 2018
Set in the 1870s (from January 1870 to December 1879 AD).