Final answer:
The DoD's support to develop foreign security forces and institutions through training, advising, and providing equipment is known as Security Force Assistance (SFA). SFA is part of the US's combined efforts of diplomacy and development for achieving foreign policy goals and is demonstrated by the US's involvement in ISAF and Operation Enduring Freedom.
Step-by-step explanation:
The DoD contribution to a unified action effort to support and augment the development of the capacity and capability of foreign security forces and their supporting institutions to facilitate the achievement of specific objectives shared by the USG is called Security Force Assistance (SFA).
This encompasses a range of activities, from training and advising foreign military units to providing them with equipment and intelligence, all aimed at enhancing their ability to secure their own countries. It is part of a broader strategy that includes diplomacy and development to achieve US foreign policy goals.
Examples of SFA include the U.S. contributions to the ISAF mission in Afghanistan and Operation Enduring Freedom, both of which involved partnerships with other nations to tackle security challenges.
Additionally, the SFA is aligned with agreements like the Status of Forces Agreement and Strategic Framework Agreement with Iraq, which are meant to foster cooperation in matters of defense and security, among other areas.