Mladic was sentenced to life in prison in 2017 for war crimes committed during the wars in Yugoslavia during the 1990s

Wartime commander was serving life sentence for Srebrenica massacre and siege of Sarajevo; reports say he died in a UN prison hospital in The Hague

Mladic oversaw the killing of some 8,000 Muslim men and boys in a UN-designated “safe area” in Srebenica in 1995.