(April 2012). A proof test is a form of stress test to demonstrate the fitness of a load-bearing structure, or rescue strop. An individual proof test may apply only to the unit tested, or to its design in general for mass-produced items. Such a structure is often subjected to loads above that expected in actual use, demonstrating safety and design margin.
The United States and North Korea do not have diplomatic relations. The Swedish Embassy in North Korea is the U.S. protecting power and provides limited consular services to U.S. citizens. The U.S. Special Representative for North Korea Policy is Ambassador Joseph Yun. The U.S. Special Envoy for North Korean Human Rights Issues is Vacant.
Tillerson said the US' main objective with regard to the east is a denuclearized Korean peninsula. He also believes that based on recent actions taken by North Korea, the nation is an imminent threat that China needs to work with the US to combat. The secretary of state articulated a the need for a higher level of dialogue between Trump and Chinese president Xi Jinping.