Complex sentence: He said his first priority would be to stop the massacres and other atrocities within the country for months as the key step to restoring the writ of the state and then help the one million displaces persons.
Split into simpler sentences: He said his first priority would be to stop the killings in the country. Massacres and other atrocities that have shaken the country for months as the key step to restoring the writ of the state and then help the one million displaces persons.