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    What an officially ‘Christian nation’ looked like in America

    November 4, 2025
    Rob Boston

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Protecting the separation of church and state nationally

Americans United (AU) is the only organization soley dedicated to defending the separation of church and state. We are the shield protecting the foundational American principle of freedom without favor and equality without exception for everyone.

Current Cases

National Religious Broadcasters v. Long

The Johnson Amendment is good for both church and state.

Americans United for Separation of Church and State v. U.S. Dept. of Veterans Affairs

Anti-Christian Bias Task Force

Americans United for Separation of Church and State v. U.S. Dep’t of State

Anti-Christian Bias Task Force

The ways AU Defends Religious Freedom

  • Going to court on behalf of people whose religious-freedom rights have been violated.
  • Contacting school districts, municipalities, and state and federal agencies to resolve constitutional violations without litigation.
  • Contributing our expertise through friend-of-the-court briefs in cases nationwide.
  • AU Legal Cases
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  • Become a Legal Volunteer
  • Get Help with An Existing Case
  • Support the Americans United Legal Fund
  • See our Legal Resources

Help AU Challenge Violations of Church-State Separation

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Americans United for Separation of Church and State is a nonpartisan, not-for-profit educational and advocacy organization that brings together people of all religions and none to protect the right of everyone to believe as they want — and stop anyone from using their beliefs to harm others. We fight in the courts, legislatures, and the public square for freedom without favor and equality without exception.

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