For more than ten years the Westminster assembly was one of the major institutions of England, Scotland, and Ireland. Members of the assembly were involved in every significant political debate of the decade, and the public blamed or blessed the think-tank for radical changes in the church. At home and abroad, people perceived the assembly to be a powerful patron. Christians wrote from Europe to ask the assembly for advice. Visitors made their way to the abbey, from an unknown Muslim to the elector palatine of the Rhine. Printers and booksellers promoted the works of the synod's theologians...