From The Pew Forum on Religion and Public Life:
Across the United States, religious courts operate on a routine, everyday basis. The Roman Catholic Church alone has nearly 200 diocesan tribunals that handle a variety of cases, including an estimated 15,000 to 20,000 marriage annulments each year. In addition, many Orthodox Jews use rabbinical courts to obtain religious divorces, resolve business conflicts and settle other disputes with fellow Jews. Similarly, many Muslims appeal to Islamic clerics to resolve marital disputes and other disagreements with fellow Muslims.
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