Former Philippines President Rodrigo Duterte has made his first appearance via video link at the International Criminal Court in the Netherlands, where he faces murder charges related to his “war on drugs.

Former Philippine President Rodrigo Duterte said he takes full responsibility for his administration's "war on drugs", in a video message posted on his Facebook account, as he braces for a legal battle at the International Criminal Court.

Former Philippine President Rodrigo Duterte has been arrested on order of the International Criminal Court in connection with a case of crime against humanity filed against him, the Philippine government said.