 Complete the following phrase:  The Houthis took part in the 2011 Yemeni Revolution by participating in street protests and by coordinating with other opposition groups. They joined the National Dialogue Conference in Yemen as part of the Gulf Cooperation Council GCC initiative to broker peace following the unrest. However, the Houthis would later reject the November 2011 GCC deals provisions stipulating formation of six federal regions in Yemen, claiming that the deal did not fundamentally reform goverce and that the proposed federalization divided Yemen into poor and wealthy regions. Houthis also feared the deal was a blatant attempt to weaken them by dividing areas under their control between separate regions. In late 2014, Houthis repaired their relationship with the former president Ali Abdullah Saleh, and with his help, they 