Several candidates and party offices were all subject to politically motivated attacks , culminating in the death of 4 supporters of the pro-Kurdish and pro-minority Peoples ' Democratic Party after two bombs exploded during a rally in Diyarbakır on 5 June . The interference of President Erdoğan , who was accused of covertly campaigning for the AKP under the guise of ' public opening ' rallies , was also controversial since the President is constitutionally required to exercise political neutrality
two bombs exploded during a rally
2015 Diyarbakır rally bombings
Electoral fraud and violence during the June 2015 Turkish general election