A concern for many Northern Republicans under President Johnson’s Reconstruction Plan was that – a former Confederate leaders were elected to Congress

b Southern voters swore loyalty to the United States

c New state constitutions had to be adopted

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.