The assumption is that with a penalty such as losing your own life, potential murderers will think twice and reconsider.
the government can make harsh punishments (like death penalty) for people who murder, after that people are less likely to murder because they know the consequence
Connecticut is one of the states that has a death penalty.
No, currently the death penalty only applies to murder and high crimes like treason.
most likely murder
Only if they are convicted of a crime that warrants the death penalty, such as murder (the same as straight people).
In Japan, the punishment for murder is typically life imprisonment or the death penalty.
Connecticut is one of the states that has a death penalty.
In those states which still have the death penalty it is death. In those states which no longer have the death penalty it is life imprisonment.
The death penalty for murder was abolished under the 1965 Murder (Abolition of the Death Penalty Act). The death penalty for treason and a variety of other offences was abolished under the 1998 Crime and Disorder Act. For the absolute avoidance of doubt the death penalty in the UK was absolutely abolished for all offences when the UK became a signatory to the European Convention on Human Rights by enacting the 1998 Human Rights Act.
As first-degree murder is planned beforehand, then the use of death penalty may be appropriate, but this is my opinion.
Most states' statutes provide the death penalty or life imprisonment for capital murder.
Those that commit treason, rape and murder.