Final answer:
The freedom of religion is guaranteed by the First Amendment of the United States Constitution. It protects the right to freedom of religious conscience and practice, and prohibits the government from establishing a religion or interfering with an individual's religious beliefs and practices.
Step-by-step explanation:
The freedom of religion is guaranteed by the First Amendment of the United States Constitution. The First Amendment protects the right to freedom of religious conscience and practice, as well as the right to free expression of political and social beliefs. It prohibits the government from establishing a religion or interfering with an individual's religious beliefs and practices.