Lawyers and supporters of the woman dubbed the American “ISIS bride” portray her as a misguided, “brainwashed” girl who simply made a mistake. In fact, she was an ISIS propagandist and strategist whose innovative ideas proved to be operationally effective.

Much of Hoda Muthana’s online activity disappeared when her accounts were suspended, along with some 125,000 others shut down between mid-2015 and February 2016. But the tweets that have survived reveal far more than just some harmless cheerleading for the Islamic State.