What movement took off during the first half the 19th century and became organized into a national society?

the anti-slavery movement

the movement to end westward expansion

the movement to industrialize the North

the labor reform movement

1 answer

The movement that took off during the first half of the 19th century and became organized into a national society was the anti-slavery movement. It gained significant momentum during this period, leading to the formation of various organizations and societies aimed at ending slavery in the United States.