Iran-backed Houthi rebels in Yemen have been launching attacks on shipping in the Red Sea. Here's the history of the Houthi rebels and how they fit into the broader Middle East conflict. The Houthi rebels are based in Yemen and are attacking commercial vessels traveling into the Red Sea. Roberto Scandola/Getty Images; Business Insider illustrationHow could the Houthis' attacks affect the rest of the world? US Secretary of State Antony Blinken told reporters at a press conference this week that the Houthis' attacks on international shipping are "a threat to everyone."

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Persons: —, Abdul, Malik al, they've, Roberto Scandola, Antony Blinken Organizations: Service, US, Center for Strategic, International Studies, Israel, Hamas, Gazan Health Authority, Business, Prosperity Guardian Locations: Iran, Yemen, Red, Gaza, Saudi Arabia, Israel, America, Hamas, Suez