Which country was "isolationist" and neutral for the first years of WWI?

What does the term “escalation” refer to?

Which statement best describes standard oil in the late 1800s? standard oil controlled only a small number of the nation’s oil refineries. standard oil was a single business that operated in a small region. standard oil controlled only the means and methods of oil production. standard oil owned ninety percent of all oil refineries in the united states.

Which statement is true of both presidential and parliamentary systems of government?