Useful web resources on the study of religion and state:

Abortion Policies: A Global Review: This United Nations report provides considerable detail on abortion laws on a country by country basis for 2002.

Adherents.com: This is a collection of references to religious demographic information. It also includes a brief description of the contents of many of these citations.

The Berkley Center for Religion Peace and World Affairs: This center at Georgetown University "explores the intersection of religion with contemporary global challenges."

Forum 18: Forum 18 is an advocacy groups which monitors religious freedom. Its site includes a searchable database of news items relating to religious freedom.

The Hudson Institute's Center for Religious Freedom: The center promotes religious freedom as a component of U.S. foreign policy by working with a worldwide network of religious freedom experts to provide defenses against religious persecution and oppression. The Hudson Institute is a non-partisan policy research organization dedicated to innovative research and analysis that promotes global security, prosperity, and freedom.

The J. M. Dawson Institute of Church-State Studies: This institute, located at Baylor University, "is exclusively devoted to research in the broad field of church and state and the advancement of religious liberty around the world."

The Joan B. Kroc Institute for International Peace Studies: This research institute at Notre Dame University has a research agenda which "focuses on the religious and ethnic dimensions of conflict and peacebuilding."

Religion and Law Research Consortium: This project provides a large number of official documents relating to religion, especially laws relating to religion on a country by country basis. It includes a searchable database and full text access.

Religious Movements Homepage Project: This project at the University of Virginia contains profiles of over 200 religious movements.

US State Department Annual Report to Congress on International Religious Freedom: These yearly reports provide country by country descriptions of religious freedom for most countries other than the US. The earliest report is from 1999.

World Christian Database: This database contains extensive religious demographic information going back to the beginning of the 20th century. The information is available on a country by country basis as well as for "all major and most minor cities and provinces." This site requires payment for use.

American Political Science Association, Religion and Politics Section.

European Consortium for Political Research, Standing Group on Religion and Politics.

Society for the Scientific Study of Religion.