Pakistan today claimed that it was successful in blocking India's move for NSG membership. Sartaj Aziz, Advisor to Pakistan Prime Minister Nawaz Sharif said that Pakistan successfully blocked India's move 'to gain membership in the\u00a048-member grouping. Also Read:\u00a0China continues to stonewall India's NSG membership India's rival Pakistan enjoys the backing of its close ally China\u00a0\u00a0as Beijing playing a dampener saying that India\u2019s admission to the elite Nuclear Suppliers' Group (NSG) is not on the agenda of the grouping which began its plenary session in Seoul. \u00a0India has backing of US, Japan, Russia, Mexico, Britain and Switzerland for\u00a0NSG membership. \u00a0US reiterated call for support to India\u2019s NSG membership. Swiss President Johann Schneider-Ammann announced his country\u2019s support to India\u2019s membership in the 48-member Nuclear Suppliers Group. India\u2019s chances received a boost from Mexico as\u00a0Mexican President Enrique Pena Nieto announced support for India's NSG membership on June 9. British Premier David Cameron\u00a0announced firm support\u00a0for India\u2019s NSG membership bid, ahead of the nuclear trading club\u2019s crucial meeting\u00a0scheduled on\u00a0June 23 and 24. The decision on Indian membership will be decided at the NSG \u00a0meeting in Seoul scheduled on June 23 and 24. \u00a0India claims that 21 of 23 nations back its bid. The NSG entry is crucial for India's energy policy.