The controversial China-Pakistan Economic Corridor (CPEC) project cannot progress without Indian cooperation, Pakistan said on Thursday. Stressing the need for strengthening regional cooperation, Islamabad added that India holds the key to peace in South Asia. Addressing a press conference in Islamabad on Thursday, Pakistan Minister for Planning, Development and Reforms Ahsan Iqbal said, The CPEC would bring prosperity to the region, including China and Pakistan, reported Pakistani Daily Dawn. The ministers comments came nearly two weeks after Iran invited Pakistan to become a part of the Chabahar project. The invite was aimed at pressuring Pakistans policy making apparatus to be part of a corridor that undercuts its geographical advantage.