The World's 10 New Countries in 21st Century

Timor-Leste, also referred to as East Timor, had first declared independence in 1975 from Portuguese rule but was annexed by Indonesia soon after. One of the two Roman Catholic dominated countries in Asia (the other is Philippines), Timor-Leste, regained its independence on May 20, 2002. It was the first country to be born in the 21st century

Kosovo was declared as an independent country on February 17, 2008. Kosovo was a part of the former Yugoslavia and following the disintegration of Yugoslavia, it became a part of Serbia as an autonomous province.The independence of Kosovo is still disputed and many countries, including India, Russia and Serbia have not recognised Kosovo

After the break up of Yugoslavia, Serbia was a part of Serbia and Montenegro from 1992 to 2006. In 2006 Montenegrins voted on an independence referendum leading to the formation of two separate countries, Serbia and Montenegro 

Montenegro declared its independence from Serbia and Montenegro on June 3, 2006 following a referendum