National Eighty-three Senators Outline Core Principles of a Final Agreement with Iran in Letter to President Obama by Gary Kopycinski on March 18, 2014 Gary Kopycinski Author More in National: Rep. Kelly Condemns FDA Approval of Flavored E-Cigarettes May 6, 2026 Wisconsin Legislative Black Caucus Introduces Constitutional Amendment to Ban Slavery in Wisconsin February 24, 2026 Martha Washington’s Enslaved Maid Ona Judge Made a Daring Escape to Freedom – but the National Park Service Has Erased Her Story From Philadelphia Exhibit February 14, 2026 WASHINGTON–(ENEWSPF)–March 18, 2014. Eighty-three U.S. Senators wrote President Obama to outline core principles they believe should define any final agreement with Iran on its nuclear weapon program.