The Republic of South Sudan became an independent nation on 9 July 2011 and was welcomed as the 193rd member of the United Nations on 14 July. As development data for South Sudan becomes available from the appropriate international statistical agencies it will be included on this page and incorporated in our online data tools, and in the statistical tables of future Human Development Reports. For preliminary national statistics for South Sudan, please visit the Southern Sudan Centre for Census, Statistics and Evaluation.