After frank palko was sentenced to death by the state of connecticut the supreme court ruled

In order to prevent the double jeopardy, the decision to sentence Frank Palko to death by the state of Connecticut was upheld by the Supreme Court.

Explanation:

Within this the case Palko v. Connecticut (1937) the Fifth Amendment protection was applied in order to protect Frank Palko against double jeopardy. This happened because, Palko was charged with first-degree murder, while he was convicted for a second-degree murder. Former would have led to the death sentence, meanwhile latter to the life imprisonment. Palko was ultimately executed for the 1938 for committing the double first-degree murder.

a is the final ! : )