One of the oldest religious buildings in the Americas, built in 1674 in Curacao, is now affiliated with this denomination. The siddur used by this denomination is known as the Kol Haneshama. This movement's sole affiliated seminary is a rabbinical college in Wyncote, Pennsylvania. In 1945, the Sabbath Prayer Book published 
One of the oldest religious buildings in the Americas, built in 1674 in Curacao, is now affiliated with this denomination. The siddur used by this denomination is known as the Kol Haneshama. This movement's sole affiliated seminary is a rabbinical college in Wyncote, Pennsylvania. In 1945, the Sabbath Prayer Book published by this denomination was publicly burned. The founder of this denomination taught Ira Eisenstein, created the (*) bat mitzvah ceremony, and had his daughter Judith undergo the very first one. This movement, which rejects the idea of Jews as the chosen people and views Judaism as an evolving civilization, was founded in New York City in the 1920s by Mordecai Kaplan. For 10 points, name this progressive offshoot of conservative Judaism.