Texas Australia portalHistory portalGeography portalThis category is for topics specifically related to the decade 1820s in Australia. 1770s1780s1790s1800s1810s1820s1830s1840s1850s1860s1870s 14th15th16th17th18th19th20th21st22nd23rd24th Subcategories This category has the following 12 subcategories, out of 12 total. / 1820s establishments in Australia (10 C, 1 P)0–9 1820 in Australia (1 C, 1 P) 1821 in Australia (1 C, 1 P) 1822 in Australia (1 C, 2 P) 1823 in Australia (2 C, 1 P) 1824 in Australia (1 C, 6 P) 1825 in Australia (1 C, 4 P) 1826 in Australia (1 C, 1 P) 1827 in Australia (1 C, 1 P) 1828 in Australia (2 C, 5 P) 1829 in Australia (1 C, 1 P)C 1820s crimes in Australia (1 C, 2 P)