Washington accuses Tehran's space program of developing ballistic missiles under the cover of a civilian-led effort to launch satellites into orbit

Jean-Yves Le Drian confirms talks focused on securing line of credit for Iran, but warns solution depends on concessions by Tehran, Washington

Iranian delegation in Paris for talks as Tehran spokesperson says 'our views have come closer together'

Treasury Department says ultimate beneficiary from sale of crude aboard Adrian Darya 1 is Iran's Quds Force, which will use proceeds to 'propagate terrorism'

After Trump signals willingness to meet with Tehran's leaders, Zarif says Washington first needs to end 'economic war' and 'economic terrorism'

New York Times says American hack wiped out critical data base used by Revolutionary Guards; Tehran still struggling to restart system

Treasury sanctions two networks it says procured parts for Tehran's military organizations and facilitated proliferation activities

US National Security Adviser says sanctions will only come off one a comprehensive deal is in place; Tehran insists sanctions must go first

French president says he's hopeful, even as Iran's Rouhani and Zarif insist no meeting or talks possible until US ends sanctions

Islamic Republic leader says summit merely a 'photo op' unless Washington eases financial pressure; claims fear of nuclear weapons already 'removed' by Khamenei's 2003 fatwa