Answer:
Article 6(5) of this international human rights doctrine requires that the death penalty not be used on those who committed their crimes when they were below the age of 18. However, in doing so the U.S. reserved the right to execute juvenile offenders.
The Court held in Ford v. Wainwright 168 that the Eighth Amendment prohibits the state from carrying out the death penalty on an individual who is insane, and that properly raised issues of sanity at the time of execution must be determined in a proceeding satisfying the minimum requirements of due process.
The death penalty is usually imposed in homicide cases where the circumstances of the crime are particularly egregious.
Step-by-step explanation: