When prime ministers speak, the nation usually listens. In the Australian federation, prime ministers have consistently used the power of their political pulpit to launch policy interventions into areas of traditional State responsibility. This article suggests that there is an emerging rhetorical pattern to the way these policy interventions are presented. Primeministers of bothmajor parties have used rhetoric to portray the Commonwealth as acting on behalf of the legitimate interests of constituents who have been ignored by State governments. Occurring in close proximity to federal elections, policy interventions are shown to be weapons which favour incumbent prime ministers in their battleswith State governments and federal oppositions alike.