The American Civil Liberties Union has opposed as unconstitutional the following practices, based on the establishment clause of the First Amendment:

• The inscription "In God We Trust" on coins and postage, or on the city seal of Zion, Illinois
• The words "under God" in the pledge of allegiance
• A city employees' Christmas pageant at the local zoo
• The singing of "Silent Night" in the classroom
• Christian anti-drug groups citing their belief in Jesus before public school students
• A commemorative Christmas postmark, offered by the community of Nazareth, Texas, with an inscription depicting a Nativity scene
• Government census questions concerning religious affiliations
• The building of a wooden platform by the city of Philadelphia for an address by Pope John Paul II
• Formal diplomatic relations with the Vatican
• Kosher inspectors working for the city of Miami Beach, Florida
• A nine-foot underwater statue of Jesus Christ placed three miles off the coast of Key Largo, Florida
• A custom in Milwaukee County whereby delinquent tenants could not be evicted during the two weeks around Christmas
• A "Motorists Prayer" printed on the back of a state highway map in North Carolina
• The word "Christianity" in the town seal of Milledgeville, Georgia
• A plaque with the Ten Commandments in the courthouse in Cobb County, Georgia
• The opening of court session each morning with a prayer by a North Carolina state district judge
• Pre-game prayers by public school coaches
• The Pierce County, Washington, sheriff's use of volunteer chaplains to provide crisis intervention services
• Legislation that would criminalize damage to religious buildings and artifacts
• The right of two campus singing groups from Washington State University to perform in area churches
• Armed service prohibitions on wearing yarmulkes while in uniform
• Employment of chaplains in the armed services, prisons, or Congress
• The policy of Catholic schools or the Salvation Army not to hire homosexuals
• The right of the Christian Science Monitor to fire a lesbian
• Public expenditure for bus transportation for parochial students
• Access of private schools to publicly funded counselors
• All school voucher plans and tuition tax credits
• All blue law statutes
• Criminal sentences compelling drunk drivers to attend meetings of Alcoholics Anonymous

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