Houthi rebels have claimed responsibility for strikes on key Saudi oil facilities. How they’ve grown their military strength.
Former Foreign Minister Julie Bishop has offered to help free three detained Australians in Iran, but the attacks on Saudi oil facilities have made the situation vastly more complicated.
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The Houthis belong to the Shiite branch of Islam. The Houthi insurgency began in the early 1990s, spurred in part by growing influence of different Sunni branches of Islam.