National Incident-Based Reporting System. Crime data from NIBRS (as of 2004) come from 5,271 law enforcement agencies that represent about 20 percent of the total U.S. population. NIBRS is the result of the FBI's efforts in the 1980s to revise the UCR.
exists and is an alternate of . The Crusades was called the worlds most successful failure because it brought culture and technology back from the Middle East and they feudal system and the power of the church declines.
The crusades were the result of the Pope wanting to get back the holy land with Jerusalem and its surrounding biblically historic cities. They had been taken over by the Muslims in their conquest, and now they were wanted back by the Christians. There were four major Crusades, and countless other smaller ones.