A very small part of the proposed defense budget is a center piece of how the Army plans to operate in the future. This inexpensive effort includes " . . . international war games, advisor missions, officer exchanges, and other efforts . . ." to engage with foreign militarys in order to build partnership capacity. In the past many of these types of missions would be performed by U.S. Army Special Forces - whose Special Forces training makes them the ideal unit for these types of activities.
However, with the downsizing of the U.S. Army it is felt that our allies around the world will have to start defending themselves and relying less on the United States - therefore the new approach to building the fighting capacity of our allies or partners. This partnering effort with our allies will involve the conventional Army's units as well as Special Forces - expanding the ability of the U.S. Army to work with an increased number of partner nations around the world.
Read more on this topic in "Army Makes Big Bets On Small Programs: Train, Advise Mission May Spread Beyond SOF", AOL.com Defense, February 14, 2012.