1: Yemen has been descending into chaos in the weeks since Shiite Houthi rebels removed Hadi , a Sunni , from power . 2: The sectarian nature of the conflict is drawing in regional rivals Saudi Arabia , which is predominately Sunni -- and is the country to which Hadi ultimately fled -- and Iran , which is predominately Shiite and supports the Houthi rebels . 3: Yemen is descending into chaos as a Shia-Sunni conflict draws in regional rivals Saudi Arabia and Iran .
1: Sunni 2: Sunni 3: Shia-Sunni