Asia is the home of 60 percent of the world's population. China and Japan are the second and third largest economies in the world, and India has also experienced very rapid economic growth in the last three decades. Asia has some of the world's most ancient civilizations in the world, such as the Chinese civilization and the Indian civilization. The United States trades more with Asia than with any other continents in the world! Actually, China and Japan are among the four largest trading partners of the United States, this also includes Canada and Mexico.