Context: In the United States and elsewhere in the world, there has been a marked rise in the evangelical wing of Protestant denominations, especially those that are more exclusively evangelical, and a corresponding decline in the mainstream liberal churches. In the post–World War I era, Liberal Christianity was on the rise, and a considerable number of seminaries held and taught from a liberal perspective as well. In the post–World War II era, the trend began to swing back towards the conservative camp in America's seminaries and church structures.

Question: Where has there been a rise in evangelical Protestantism?
Answer: In the United States and elsewhere in the world

Question: What type of churches have declined?
Answer: mainstream liberal churches

Question: When did Liberal Christianity increase?
Answer: In the post–World War I era

Question: When did conservative churches start to increase?
Answer: In the post–World War II era

Question: What type of evangelical churches are the most popular?
Answer: those that are more exclusively evangelical