And the pressure they bring to bear will be a major test of faith for Christians.

Think of a country where leading politicians question whether members of a long-established religious minority are fit for public office. Or where the head of state attacks the legal protections that allow minority religions to choose their own leaders without state interference. Think of that country’s press, which has deep ideological and financial affinities with the ruling class’s prejudice, whipping up scare stories about that minority’s schools. Maybe you were thinking of Hungary. But all of these are recent examples of American secularism. And if news of recent weeks is any indication, the pace is only going to pick up.

“Our Constitution was made only for a moral and religious People,” John Adams wrote, “ It is wholly inadequate to the government of any other.”