Barack Obama should join all the allies, included South Korea, Japan, and China to DEFEND the U.S. North Korea.

U.S. needs allies to take down North Korea. North Korea is being a threat to the U.S. and to the world. the U.S., will give the allies a 'thank-you' raise on budgets and taxes. If Barack Obama approve a help form the allies, including Japan, China, and South Korea.