Military activities related to an operation that make sure that military commanders comprehend, make use of and mitigate any negative impact of the civil environment on military operations and plans. Civil-military operations may include performance by military forces of activities and functions normally the responsibility of the local, regional, or national government. These activities may occur before , during, or after other military actions. They may also occur, if directed, within the absence of other military operations. Civil-military operations could also be performed by designated civil affairs, by other military forces, or by a mixture of civil affairs and other forces. Civil militery operations review articles are the summary of current state of understanding on a specific research topic. They analyze or discuss research previously published by scientist and academicians instead of reporting novel research results. Review article comes within the sort of systematic reviews and literature reviews and are a sort of secondary literature.