Please, allow me to begin with some wisdom from St. John Henry Newman’s Lectures on the Present Position of Catholics in England. Speaking of the establishment of a state religion, Newman wrote:
Now, you may say that Catholicism has often been established also. True, but Catholicism does not depend on its establishment for its existence, nor does its tradition live upon its establishment; it can do without establishment, and often dispenses with it to an advantage. A Catholic nation, as a matter of course, establishes Catholicism because it is a Catholic nation; but in such a case Catholicism and its tradition come first, and establishment comes second; the establishment is the spontaneous act of the people; it is a national movement, the Catholic people does it, and not the Catholic Church….