With the UK committed to military action against Kim's North Korea and with it the Common wealth nations are expected to support The UK. The world can expect war within a few weeks against North Korea. The Trump White House is getting ready to take military action to end the North Korean Kim Government. With the addition of Japan now on a war footing against North Korea. And South Korea gearing up for combat against North Korea. It is expected that once the UK fleet is in striking distance of North Korea a first strike will commence.
It is suggested that all US UK South Korean and Japanese citizens along with common wealth nations. Citizens should have 3 weeks food and water and if possible Radiation suits  http://www.ebay.com/itm/182295965061 this link shows one of the few suits that give the highest level of protection. Citizens should also stay out of heavy populated areas as they may become target of North Korean missiles.