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 essentially cavalry wars and sieges, eventually won by the Muslims, and the incredible military success of the Mongols in the 13th cent. was based on their cavalry. At the end of the Middle Ages, infantry came to the fore again but cavalry remained prominent in the armies of Louis XIV, Frederick II (Frederick the Great), and particularly Napoleon.