 The construction started, but due to heavy critique from conservatives for its modernist look, the construction was stopped at the foundation level.Vedat Dalokay later built a modified version of the Kocatepe Mosque after winning an international competition for the Shah Faisal Mosque in Islamabad, Pakistan in 1969.This mosque, which can accommodate 24,000 worshippers, is one of the largest mosques of the world, and accepted by many as the frontiers of modern Islamic architecture.