Revivals were a key part of the movement and attracted hundreds of converts to new Protestant denominations. The Methodist Church used circuit riders to reach people in frontier locations. The Second Great Awakening led to a period of antebellum social reform and an emphasis on salvation by institutions.
I just searched up your answer, maybe you could use some of these to help. ( sorry if I didn’t help you )
The connection between steel and the railroad system is the railroad system couldn't exist without steel. That's why things like the Bessemer process where invented because steel needed to be produced fast.
