Complex sentence: When he first assumed the appointment, he had five-coloured staffs made and placed at the gates of his administrative office, and then instructed his men to use those staffs to kill any person who broke the law regardless of his status.
Split into simpler sentences: When he first assumed the appointment, he had five-coloured staffs made and placed at the gates of his administrative office. He then instructed his men to use those staffs to kill any person who broke the law regardless of his status.