High-level talks in Vienna aimed at bringing the United States back into the 2015 nuclear deal with Iran are moving ahead with experts working on drafting proposals this week, but a solution remains “far away,” Russia’s delegate said Monday. The U.S. unilaterally left the agreement, which promises Iran economic incentives in return for curbs on its nuclear program, in 2018 under then President Donald Trump, who said it needed to be renegotiated and imposed crippling sanctions. In response, Iran has steadily been violating the restrictions set by the deal, by enriching uranium far past the purity allowed and stockpiling vastly larger quantities, in a thus-far unsuccessful effort to force the other countries involved to provide economic relief that would offset the American sanctions. U.S. President Joe Biden wants to return Washington to the deal, and Iran has been negotiating with the five remaining powers — Germany, […]