Recruitment by the railroad companies
Answer:
put wage and price controls in place, ended the gold standard, and increased federal spending
Explanation:
Hopw this helps.
Answer:
Machines
Explanation:
Machines became widely used in farming, and consequently, farms required fewer workers. Large, technologically advanced farms replaced subsistence farms. The Industrial Revolution demonstrates an idea known as economies of scale. According to this principle, increased production of goods leads to increased efficiency.
Historically, the caliphates were polities based on Islam which developed into multi-ethnic trans-national empires. During the medieval period, three major caliphates succeeded each other: the Rashidun Caliphate (632–661), the Umayyad Caliphate (661–750), and the Abbasid Caliphate (750–1258).