2IntroductionIn April 2003, the city of Mosul in Iraq was conquered by the 101st Airborne Divisionthat was under the command of Major General David Petraeus. As a result of the comprehensionof the mission command by General Petraeus, this was imperative in the visualization of themental process. The development of the situational comprehension and analysis of theoperational as well as mission variables also assisted General Petraeus in the visualization. Bythen, the attack in Iraq was already progressing and significant success was being made by the101stAirborne Division in the general mission and operation in Mosul. General David Petraeus’deep comprehension of science and the art of war gave his subordinate commanders a uniquecomprehension of Common Operation Picture (COP) and its vision. Because Mosul was thecentre of gravity in making sure the success of the mission, the General had no choice but toreestablish the sustainability of the mission of the Iraqis through making a command decision(Kaplan, 2014).Depicting the Operational Environment using Operational Variables (PMESII-PT)The PMESII-PT is an acronym advanced by the US military and is utilized by thesoldiers to form a designed approach to the actions in the operational environment whereby acomprehensive analysis of the external environment is conducted guided by this tool (Kaplan,2014). The political, Military, Economic, Social, Information, Infrastructure, Physicalenvironment, and Time aspects of the operational environment are analyzed (Knowlton, 2015).To understand the operational environment, the Security Force Assistance Read (SFA) has toscrutinize it from the indigenous viewpoint. Politically, Iraq was under the dictatorship ofSaddam Hussein whom the US military wanted to overthrow. In terms of military, SFA’s tacticalemphasis was to counter insurgency and establish stability and security in Mosul. The people of