No Establishment of Religion

America's most original legal invention may be the First Amendment guarantee that "Congress shall make no law respecting an establishment of religion." This constitutional provision rejected the millennium-old Western policy of supporting one form of Christianity in each nation and subjugating all other faiths. It was both original and deeply challenging. The new nation encountered difficulty removing the traditional laws that controlled religious doctrine, liturgy, and church life and that discriminated against unpopular religions, and found it even harder to decide more subtle legal questions that continue to divide Americans today: Did the constitutional prohibition on establishment of religion prohibit governmental support for religion altogether, or did it just bar preferential support for some religions over others? Did it require that government remove Sabbath day, blasphemy, oath-swearing and other laws historically rooted in religion, or could those laws now be justified on grounds of tradition, morality, or utility? Did it mean the removal of all religious texts, symbols, and ceremonies from public documents and government lands, or could a democratic government represent these in ever more inclusive ways? Did the First Amendment Establishment Clause bind only