Which of these events happened last? a. the u. s civil war begins. b. the british colony of jamestown is founded. c. the united state enters world war 1. d. the u. a constitution is adopted.?

b) race riots in several cities

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.