The United States has deployed a few hundred troops to Jordan, just south of Syria, with the purpose of aiding refugee care and, according to a Los Angeles Times report, as "the vanguard of a potential military force of 20, 000 or more" in case the United States decides to move to secure Syria's chemical weapons.

CNN: Obama must act on Syria chemical weapons

As Yugoslav forces leave, British forces would enter from Macedonia to serve as the vanguard of a 50, 000-strong NATO-led force in Kosovo, known as KFOR.

CNN: marines