Poland
11 November 1918 (independent republic proclaimed)
Portugal
1143 (Kingdom of Portugal recognized); 5 October 1910
(independent republic proclaimed)
Puerto Rico
none (territory of the US with commonwealth status)
Qatar
3 September 1971 (from UK)
Romania
9 May 1877 (independence proclaimed from the Ottoman Empire;
independence recognized 13 July 1878 by the Treaty of Berlin;
kingdom proclaimed 26 March 1881); 30 December 1947 (republic
proclaimed)
Russia
24 August 1991 (from Soviet Union)
Rwanda
1 July 1962 (from Belgium-administered UN trusteeship)
Saint Helena
none (overseas territory of the UK)
Saint Kitts and Nevis
19 September 1983 (from UK)
Saint Lucia
22 February 1979 (from UK)