What is the impact of the printing press and who invented it

Which religious movement was joined by organized labor to improve work-related concerns? second great awakening social gospel movement first great awakening christian fundamentalism

Does anyone know why the second great awakening occurred? (i need an answer asap because this is a question on my assignment! < 3 : ))

And the spark struck out by that steed, in his flight, kindled the land into flame with its heat. what do you think he meant