Explain how a changing economic system from an agricultural centered to a more industrialized economy led to sectional conflict.(30 words+)

c 3 branches because idk why they had 3 well when:

you think of it there are still contrys with 3

the answer should be monarchy

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.