I think the mexican war where we took land from the mexico or the illiouisiana purchase
C. Many women replaced men in jobs on farms and in factories.
They were needed badly due to shortage of men. World War 2 saw epic destruction level and the mobilization of more than 100 million soldiers which resulted in the shortage of workers at factories and farms back home. So women were offered the domestic duties.
<span>Railroads took the lead in new patterns of business organization and management in the late 19th century because these infrastructures provided a system of mass transportation for people and goods. Access to cities across the United States became much easier during that time.</span>
It inspired bus boycotts in other cities, spreading the civil rights movement