 With the Constitutional Court rejecting Yavaş's appeal for a re-vote, the CHP has since taken the case to the European Court of Human Rights.Following President Erdoğan's remarks in 2017 on "rebuilding" the AKP after being elected party leader, it was widely speculated that Gökçek would resign along with five other AKP mayors critical of Erdoğan's increasing authority.During several speeches from May to October 2017 Erdoğan pointed about "metal fatigue" ("metal yorgunluğu"), referring to long-time incumbent AKP mayors such as Gökçek.