California, United States of America
The following excerpt is from People v. Hernandez, D069663 (Cal. App. 2016):
"[A] defendant has no right to instructions on lesser related offenses even if he requests the instruction and it would have been supported by substantial evidence. [Citation.] California law does not permit a court to instruct on an uncharged lesser related crime unless agreed to by the prosecution." (People v. Valentine (2006) 143 Cal.App.4th 1383, 1387.)
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