Since 1948, Democratic People's Republic of Korea is isolated and fully armed and hostile to Korea and the West. It developed short and medium range missiles, chemical weapons, and possibly the ability to produce biological weapons and nuclear weapons. In December 2002, Pyongyang canceled the freeze of the nuclear weapons program under the supervision of the "framework agreement" in October 1994 and expelled the inspectors of the IAEA. As the Bush administration resolved the disarmament in Iraq in the United Nations, the world has been threatened with a further threatening threat. North Korea has an advanced nuclear weapons program, America
On August 8, 2017, President Donald Tramp said the threat of North Korea 's nuclear weapons "after all the mass media reported the US intelligence agency' s assessment report" the fire, anger, Under a frank threat. " It turned out that the country successfully produced small nuclear warheads that could be loaded into missiles. President Trump also told North Korean leader Kim Jung-eun: "He has been threatened from its normal state" a few hours later, North Korea announced that it is considering attacking US military bases in Guam.
After taking office, President Obama approved the "strategic patience" policy to cope with the increasing threat of North Korea's nuclear weapons. Despite the traditional constraints between North Korea and the United States, the framework of strategic patience failed to achieve the goals outlined in President Obama 's 2009 Prague address. New government should strengthen defense capability to effectively reduce North Korea's threat Northeast Asian American allies continue to impose severe sanctions on Pyongyang and force China to reduce support for North Korea .