Baron v. Baltimore>>> 19th century case establishing that the Bill of Rights applied only to the federal government, upheld until the 20th century. Ruling allowed stated to engage in activities such as establishing state churches and denying public office to people of certain religions.

Gitlow v. New York>>> 1925 Supreme Court case overturned Baron v. Baltimore and applied the Bill of Rights to states.

Lemon Test>>> Test whereby the Supreme Court established crite...