2-33. The Army has the largest number of headquarters that are joint task force headquarters capable and can combine all elements of national, multinational, and joint power. Army headquarters are designed to be the core components that integrate unified action partner capabilities into a Service headquarters or rapidly transition from a Service headquarters into a joint or multinational joint task force or land component command. These headquarters provide the capability to plan, prepare, execute, and assess joint and multinational operations. Army forces support partners with situational understanding, security, and logistics. Army forces ensure combatant commanders possess the ability to reinforce and sustain land forces rapidly through forward positioning, theater infrastructure capabilities, and the use of prepositioned equipment and supplies. Army headquarters and forces help impose order to chaotic situations and synchronize plans, programs, and efforts necessary to accomplish the mission.