In what ways did England, Germany, and Russia play roles in pulling the United States into World War I?

The manners in which the English and Germans could be considered to have pulled the United States into World War I were closely intertwined. The relationship between Great Britain and the United States was, of course, borne of bloody confrontations, first the American Revolutionary War and then the War of 1812. In the century between then and the onset of the Great War, the relationship between the two countries was one of constant mutual antipathy, as the growth of the United States increasingly encroached on British territory in North Americ