Mr Trump denies he said Japan should be able to defend itself with nuclear weapons
US nuclear-powered aircraft carrier used during six days of military exercises
'We need to stop. Stopping the dialogue has been the biggest mistake'
Former US negotiator warns North Korea’s ability to use bombs is increasing 'qualitatively and quantitatively’
The Big Question: Kim Jong-un's military says it can mount nuclear warheads on missiles to strike its enemies, but can the claims be trusted?
Experts said greatest concern is not the size of blast but possible weapon development
The latest updates as North Korea tests nuclear warhead with massive explosion
Report comes after series of weapons tests by Kim Jong-un's forces
Republican's spokesperson insists 'there is no truth' in claims
Prime minister Theresa May says she would not hesitate to trigger missile defences
Democratic candidate criticises rival over economic record and unreliability in crisis situations
Michael Heseltine informed Ms Thatcher there would be four infantry battalions on standby in case of any trouble from the demonstrators
The £100bn we use to uphold this Cold War relic could instead be used for schools, hospitals and guaranteeing new jobs in renewable energy for the 11,000 people whose jobs are currently dependent on it
Satellite images appear to show equipment being assembled at site of four nuclear tests
UN condemns ballistic missile tests as 'brazen and irresponsible'
International think-tank on proliferation warns that a possible ‘dirty-bomb’ attack on a Western capital is ‘high’