Zagorin's last survey work, "How the Idea of Religious Toleration Came to the West" (2003), returned to questions regarding individual belief ranged against those who claimed the right to enforce religious conformity by force if necessary, tracing the emergence of a particular and contested view of a right to freedom of conscience. It arose out of the religious conflicts of the 17th century, and informed the views of the American founders. There is a transcript of a radio interview by the Australian Broadcasting Corporation (ABC) from shortly after the book's publication that provides some background on this book. ABC Interview