The First Blast of the Trumpet against the Monstrous Regiment of Women (1558). In this work he argued that female sovereignty was contrary to natural and divine law. The article was aimed primarily at Queen Mary, but shortly after its appearance Elizabeth was crowned queen. Understandably, his position won no friends for him in her court either. Even John Calvin was displeased. This may have prompted Knox to write his treatise against "Anabaptist" in defense of the Calvinistic doctrine of predestination. In the summer
