Written by attorneys · grounded in primary & secondary sources — see below
An adjective characterizing conduct or an act as open and observable rather than concealed or secret.
Otis Olsen and Olga O'Neill reached an oral agreement to falsify shipping records. Under the traditional common law definition of conspiracy the agreement itself constituted the culpable act. No further overt act was required for liability to attach.
Orson Ochoa and Oswald Orozco agreed to underreport income on corporate returns. Because the offense was not a first- or second-degree felony the prosecution had to allege and prove that Orson created a false ledger entry. That creation supplied the necessary overt act.
Olivia Owens mixed a toxic substance and carried the container toward the target site. Once she performed that overt act the common law denied her any defense of later abandonment. The attempt was complete.
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Oskar Ocampo and Outback Mining executives formed a plan to falsify safety reports. At common law the conspiracy was complete upon the agreement with criminal intent. No overt act in furtherance was necessary.
Orion Technologies employees agreed to delete test data and one later created a hidden file. The common law treated the offense as complete once the agreement formed and any overt act occurred. Subsequent withdrawal supplied no defense.
Two adults engaged in private intimate conduct that found overt expression within their home. The Court recognized that such conduct forms one element of a personal bond protected by liberty interests. The overt character of the expression did not remove constitutional protection.
Under the traditional common law definition the agreement itself constitutes the culpable act and the prosecution need not prove any additional overt act.
No person may be convicted of conspiracy to commit a crime other than a felony of the first or second degree unless an overt act in pursuance of the conspiracy is alleged and proved.
Abandonment or withdrawal does not provide a defense to attempt once the defendant has crossed the line from mere preparation to the commission of an overt act constituting an attempt.
At common law a conspiracy became complete as soon as the parties reached an agreement with the requisite criminal intent. The doctrine did not require any overt act in furtherance of that agreement.
At common law a defendant cannot rely on withdrawal as a defense to the crime of conspiracy once the parties form the unlawful agreement and any conspirator commits an overt act in furtherance of that agreement.
…was an indigent Los Angeles Negro who had dropped out of school in the sixth grade. To be sure, the records do not evince overt physical coercion or patent psychological ploys. The fact remains that in none of these cases did the officers undertake to afford appropriate safeguards at the outset of the interrogation…