The First Great Awakening (1730s-1740s) in the American colonies saw a surge in religious fervor and a focus on personal piety, leading to the growth of evangelical Christianity.
The Second Great Awakening (early 19th century) emphasized individual salvation, inspired social reforms such as abolitionism and women's rights, and helped fuel the rise of new Christian denominations.
The Azusa Street Revival (1906) in Los Angeles is considered the beginning of the Pentecostal movement, with an emphasis on spiritual gifts like speaking in tongues and healing.
