The Bill of Rights and the 14th Amendment

Third and Fourth Amendments

What is the meaning of probable cause?

The U.S. Supreme Court defined probable cause in Brinegar v. United States (1949) as: “a reasonable ground for belief of guilt … where the facts and circumstances within their [the officers’] knowledge and of which they had reasonably trustworthy information [are] sufficient in themselves to warrant a man of reasonable caution in the belief that an offense has been or is being committed.”


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