Centuries: 18th century - 19th century - 20th century
Decades: 1780s 1790s 1800s 1810s 1820s - 1830s - 1840s 1850s 1860s 1870s 1880s
Years: 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839
... Agreement on Tariffs and Trade; now WTrO
Gulf Cooperation Council
gross domestic product
German Democratic Republic (East Germany); used for ...
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