Like India United States also needs to explain its position to its members. How somebody can expect other side to bow down. When somebody wants to renegotiate, it is most likely to go against the party, who wants to renegotiate. Though US says now that it will stop the supplies if India conducts a test. It will have think twice before actually doing it when India will be significant force in the market. The IAEA agreement will pave the way for commerce with France and Russia who are more willing but are restrained in absence of any international clearance. Once India begins commerce with France and Russia, US will be forced to be soft.