At a time when geopolitical fault lines are rapidly reshaping West Asia, the question of who gets to mediate peace has acquired critical importance for regional and global powers alike—including India. Pakistan’s attempt to project itself as a “peace broker” between the United States, Israel, and Iran may appear, at first glance, as a diplomatic overture. In reality, however, it reflects a familiar pattern of strategic duplicity that raises serious concerns for New Delhi and other stakeholders invested in stability, transparency, and credible statecraft. For decades, Pakistan has been known to the world for its support of radical Islamist groups,...