The Obama Administration recently achieved a milestone in its negotiations to prevent Iran from acquiring nuclear weapons; however, the deal is in conflict with proposed congressional legislation that would impose additional sanctions on the Islamic Republic. The January 12 agreement, reached by the United States and its five partners in the talks ― Britain, China, France, Germany, and Russia ― spells out how Iran, in return for some relief from current sanctions,  will scale back its uranium enrichment program, suspend progress on a plutonium plant, and open up key sites to daily inspectors. These terms go into effect on January…