New factories in germany put people out of work this is a social reason for migration
Old history work contained mythology. Modern history work covers anything that happened at the last 220 years of human existence(after French revolution).
The dominant religion in early Maryland was Protestantism, with a minority group of Catholics who fled to the colony to escape religious persecution.
The answer is belief in Islam.
Arabs invaded the Sindh region in northern India during the 8th century. It was the Arab Umayyad Caliphate (an Islamic empire) which attempted to expand its frontiers to the East and conquer India and, therefore, started a series of campaigns against the Indian kingdoms in the East of the Indus river, but finally failed to conquer this region.
The Turkish were a nomad people from central Asia who converted to Islam in the 10th century. After that, under the leadership of Tugrul Beg of the Seljuk dynasty, they started to expand to the South-West and invaded the Khurasan region in Eastern Persia. They established the Seljuk Empire which expanded to the West into Anatolia, what today is modern Turkey.