Senate Foreign Relations Committee Chairman Robert Menendez speaks to the media after the Senate passed the immigration bill on Capitol Hill in WashingtonBy way of Timothy Gardner and Patricia Zengerle WASHINGTON (Reuters) – Regardless of opposition from the Obama administration, U.S. senators offered regulation on Thursday to impose sanctions on Iran if the country breaks an meantime deal struck ultimate month below which Tehran agreed to curb its nuclear software. Democrats Robert Menendez, chairman of the Senate Overseas Family members Committee, and Charles Schumer, the third-ranking Democrat in the Senate, and Republican Senator Mark Kirk presented with 23 others the invoice meant to choke off funding to Iran's nuclear application through chopping off its oil gross sales.