Category:1820 establishments in DenmarkFrom Wikipedia, the free encyclopedia Denmark portalHistory portalGeography portalThis category is for organizations, places and other things founded or established in Denmark in 1820. 18151816181718181819182018211822182418251826 1770s1780s1790s1800s1810s1820s1830s1840s1850s1860s1870s
Denmark portalHistory portalGeography portalThis category is for organizations, places and other things founded or established in Denmark in 1820. 18151816181718181819182018211822182418251826 1770s1780s1790s1800s1810s1820s1830s1840s1850s1860s1870s