Who was che guivara? And what did he do?

He was an Argentine marxist doctor that did his community services by isting the poor people all over latin america and africa and after watching so many unjustified poverty and mistreatment by their governments he decided to fight the injustices by countries in latin america and africa he fought along side with fidel and raul castro in the Cuban Revolution then afterwards he led a revolt in Congo and after failing in Congo he came back and led another failed revolt in Bolivia where he was captured and killed