query: How many Christian are in America?
passage: Christianity in the United States
Christianity is the most adhered to religion in the United States, with 75% of polled American adults identifying themselves as Christian in 2015.[1][2] This is down from 85% in 1990, lower than 81.6% in 2001,[3] and slightly lower than 78% in 2012.[4] About 62% of those polled claim to be members of a church congregation.[5] The United States has the largest Christian population in the world, with nearly 240 million Christians, although other countries have higher percentages of Christians among their populations.
passage: Evangelicalism in the United States
In the United States, evangelicalism is an umbrella group of Protestant Christians who believe in the necessity of being born again, emphasize the importance of evangelism, and affirm traditional Protestant teachings on the authority and the historicity of the Bible. Nearly a quarter of the US population, evangelicals are diverse and drawn from a variety of denominational backgrounds, including Baptist, Mennonite, Methodist, Holiness, Pentecostal, Reformed and nondenominational churches.