For the religious celebrations: Many gospel songs performed in American churches originated from African traditions.
To complete general education requirements at a 4 year college, which is called a “college degree,” the undergraduate bachelor’s degree generally takes 4 years to complete, and needs 120-128 semester credit hours. The 4 years are typically known as the freshman, sophomore, junior and senior year, where the final 2 years are spent taking more courses that are directly related to your major (emphasis for special professional areas).
Crusades were a series of 9 military expeditions which sought to recapture Jerusalem and other places sacred to Christianity from the Muslims. They were formally launched by Pope Urban II in the late 11th century to help the Byzantine Empire against the Seljuk Turks.
The French and Indian war weakened Britain while also making colonies less supportive of their colony status. It was one of the reasons why the independence question was raised since the colonies did not want to participate in British wars and wanted to have good relations with other colonies.