Encyclopedia of Politics and Religion. Robert Wurthnow, editor. 2nd edition. Washington, D.C., CQ Press, 2007. 2 vols.
"Approximately 300 signed articles that trace the historical roots of the relations between politics and religion in the modern world and consider how these two elemental institutions of society have combined to shape public discourse, affect social attitudes, spark and sustain collective action, and influence policy, especially over the past two centuries." Preview Available?