ency ▁of ▁its ▁nuclear ▁programme ▁and ▁withdraw al ▁of ▁support ▁from ▁Ham as ▁and ▁He z bol lah ▁in ▁exchange ▁for ▁security ▁ass ur ances ▁and ▁normal ization ▁of ▁diplom atic ▁relations . ▁The ▁Bush ▁Administration ▁did ▁not ▁respond ▁to ▁the ▁proposal , ▁as ▁senior ▁U . S . ▁officials ▁doubt ed ▁its ▁authentic ity . ▁The ▁United ▁States ▁acknowled ges ▁Iran ' s ▁right ▁to ▁nuclear ▁power , ▁and ▁has ▁joined ▁with ▁the ▁EU - 3 , ▁Russia ▁and ▁China ▁in ▁offering ▁nuclear ▁and ▁other ▁economic ▁and ▁techn ological ▁co operation ▁with ▁Iran ▁if ▁it ▁susp ends ▁u ran ium ▁en rich ment . ▁ ▁This ▁co operation ▁would ▁include ▁an ▁assured ▁supply ▁of ▁fuel ▁for ▁Iran ' s ▁nuclear ▁react ors . ▁A ▁potential ▁reason ▁behind ▁U . S . ▁resistance ▁to ▁an ▁Iran ian ▁nuclear ▁program ▁lies ▁in ▁Middle ▁Eastern ▁ge opol it ics . ▁In ▁ess ence , ▁the ▁US ▁feels ▁that ▁it ▁must ▁guard ▁against ▁even ▁the ▁possibility ▁of ▁Iran ▁obtain ing ▁a ▁nuclear ▁weapons ▁cap ability . ▁Some ▁nuclear ▁technology ▁is ▁dual - use ; ▁i . e . ▁it ▁can ▁be ▁used ▁for ▁peace ful ▁energy ▁generation , ▁and ▁to ▁develop ▁nuclear ▁weapons , ▁a ▁situation ▁that ▁resulted ▁in ▁India ' s ▁nuclear ▁weapons ▁program ▁in ▁the ▁ 1 9 6 0 s . ▁A ▁nuclear - ar med ▁Iran ▁would ▁dram atically ▁change ▁the ▁balance ▁of ▁power ▁in ▁the ▁Middle ▁East , ▁weak ening ▁US ▁influence . ▁It ▁could ▁also ▁encou rage ▁other ▁Middle ▁Eastern