The Saudi-UAE split is ending. That may be bad news for Yemen.

The Houthis’ lightning advances in Yemen have given Saudi Arabia and the United Arab Emirates an opening to set aside their differences after a notable rupture over the country’s political makeup less than a year ago.However, even if a unified threat manages to bind them together, their unresolved disagreements over the future of Yemen could limit the effectiveness of renewed military cooperation against the Houthis and deepen fragmentation elsewhere in Yemen.At least for now, both countries have signaled a willingness to compartmentalize their disputes. Saudi Defense Minister Khalid bin Salma