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Blue plaque № 29543

Philadelphia, PA, United States

Old St. Mary's Roman Catholic Church. Founded in 1763, it is one of the nation's earliest Catholic churches and the first Roman Catholic cathedral in Pa. At a time of anti-Catholic sentiment in Colonial America, it symbolized the religious tolerance of Pa. that was later adopted in the US Constituti

on. The Continental Congress attended services several times as a sign of respect for the Catholic countries of France and Spain, America's allies during the Revolutionary War.

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