by reason of

Idioms  

1. Because of, owing to, as in By reason of a crop failure, the price of coffee is bound to rise. This expression is considered quite formal today. [c. 1300]

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Example Sentences

Her lawyers had argued she was not guilty by reason of insanity and that the death of her husband in 2017 sent her into a depressive spiral.

From Barron's

Mosquera admitted killing Mr Alfonso but claimed it was manslaughter by reason of loss of control.

From BBC

While initially convicted of first-degree murder in Worden’s death, he was eventually declared not guilty by reason of insanity — diagnosed as schizophrenic — and was institutionalized until his death due to complications from cancer in 1984.

From Los Angeles Times

While she did kill her children, she was "not guilty of murder by reason of insanity," her lawyer said.

From BBC

"She has killed her children but she is not guilty of murder by reason of insanity," Ms Smith said.

From BBC