In a complex sentence, the role of the subordinating conjunction and the dependent clause is to establish a time, a place, a reason, a condition, a concession, or a comparison for the main clause. The subordinating conjunction provides the bridge between the main clause and the dependent clause.
The definition of Act of Supremacy in the law of the United States, as defined by the lexicographer Arthur Leff in his legal dictionary is: An English statute of 1558 establishing the supremacy of the Crown in ecclesiastical matters.
The Declaratory Act, which was passed by the British Parliament in 1766, stated that Parliament had the right to legislate for the colonies in all cases whatsoever. The purpose of the Act was to reassert Parliament's right of control over the colonies.