People in the Old City section of the northern Iraqi city Mosul celebrate victory over ISIL on Monday evening after the government announced "liberation." /VCG Photo

Iraqi Prime Minister Haider al-Abadi declares "the end and the failure and the collapse of the terrorist state of falsehood and terrorism." ISIL had captured Mosul, Iraq’s second-largest city in June 2014. /VCG Photo

Iraqi troops, backed by US-led coalition kept dislodging captured areas. ISIL captured nearly 40 percent of Iraqi territory in 2014, but this now drops to 6.7 percent after three years of battle. /VCG Photo

ISIL on Tuesday announced the terrorist organization’s leader Abu Bakr al-Baghdadi had died and a new leader has been appointed, Al Sumaria TV channel cited a source in Nineveh Province. /VCG Photo

Despite a "historic" victory in Mosul, the top US commander in Iraq, Lt Gen Stephen Townsend, warned that the war against the ISIL is not over, as ISIL fighters are still in Iraq. /VCG Photo

Members of the Iraqi forces celebrate in the Old City of Mosul on July 10, 2017, after the government's announcement of the "liberation" of the embattled city from ISIL group fighters. /VCG Photo