The aim of US foreign policy is a US-dominated world, in which the US writes the global trade and financial rules, controls advanced technologies, maintains militarily supremacy, and dominates all potential competitors. Unless US foreign policy is changed to recognize the need for a multipolar world, it will lead to more wars, and possibly World War 3. "At the end of World War 2, the US was far ahead of the rest of the world in economic, technological and military power. Preeminent power"In 2015, US Ambassador Robert Blackwill, an important US foreign policy strategist, described the US grand strategy with exceptional clarity. Major nations from Brazil to India and beyond aim for a multipolar world.