Although a military organization is a special form of

institution, grouping people and resources for the special purposes of defence and fighting in general, it is influenced by the same rules and conditions that other organizations are. Considering the problems of land forces organizational structures in tactical operations it is important to refer to the theory of organization and management which may constitute a point of reference to properly devise and forming up of land forces structures assuming that such forces make up an organization – since this is a team of soldiers including their resources, shaped into an adequate structure and predestined to perform a definite task. The article is an attempt to reveal multiple mutual relations of tactical, technical and economical inventions inflicting structural transformation of the army in the context of the reality of a middle-sized country today.