The following video is part of our "Motley Fool Conversations" series, in which Motley Fool contributor and financial planner Dan Caplinger discusses topics from around the investment world.

Today, Dan looks at why international stocks represent a key part of your overall portfolio. Although you can get some international exposure from U.S. multinationals that do business around the world, relying solely on American companies can leave you missing out on some of the best investment opportunities in foreign markets. Dan explains how you can buy international stocks, both individually as well as through mutual funds and ETFs, and details some of the risks involved in international investments.

If you're interested in learning more about the U.S. multinationals best poised to profit from our increasingly global economy, our free report "3 American Companies Set to Dominate the World" shows you how. Click here to get your free copy before it's gone.