900 pages of leaked Iranian spy cables reveal how America's failures after invasions allowed Iran to seize control of Iraqi politics

An anonymous source claiming to be an Iraqi patriot sent The Intercept leaks of 900 pages' worth of spy-agency cables and memos sent by Iranian spies in Iraq; James Risen (previously) reported them out in a joint project with the New York Times that reveals how the US's post-invasion nation-building failures created a political vacuum that Iran filled, allowing it to dominate the political and tactical landscape in Iraq.