The bone of the arm (humerus) meets both the ulna (the inner bone of the forearm) and radius (the outer bone of the forearm) to form a hinge joint at the elbow. The radius and ulna also meet one another in the elbow to permit a small amount of rotation of the forearm.
The emigres were those who helped to spur on the revolution. People were tired of being poor and watching the royalty get richer without any work.
In this article, inhabitants of the Thirteen Colonies who supported the American Revolution are primarily referred to as Americans or  Patriots , and sometimes as Whigs, Rebels or Revolutionaries.. Colonists who supported the British side are called  Loyalists  or  Tories .