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1.
Kingdom of Kandy
Founded 1469, Sri Lanka
2.
Latin Empire
Founded 1204, Turkey
4.
Hungarian Soviet Republic
Founded 1919, Hungary
7.
United States of Belgium
Founded 1790, Belgium
8.
Kingdom of Kongo
Founded 1390, D.R.C
10.
People's Republic of Crimea
Founded 1917, Russia/Ukraine
11.
Socialist Republic of Botswana
12.
Arborea
Founded 1060, Italy
13.
People's Democratic Republic of Yemen
Founded 1967, Yemen
14.
Union of Southern Slavia
15.
Mecklenburg
Founded 1649, Germany
16.
Royal State of Elizabeth
17.
Empire of Brazil
Founded 1822, Brazil
20.
Khazaria
Founded 650, Russia