The correct answer to number 4 is preamble.
In the preamble (aka the introduction) the United Nations states that "We the peoples of the United Nations determined to save succeeding generations from the scourge of war..." This shows that the United Nations organization is founded on the idea of peace.
The correct answer to number 5 is shame.
In our current justice system, there is a court system in which citizens get their trials heard, police officers who enforce the law, and correctional facilities where people who commit crimes are taken. There is no shaming efforts within our court system.