Barack Obama

US 'nakedly hypocritical', says Johnson. Video, 00:02:18US 'nakedly hypocritical', says Johnson

Cuba to signal next steps after Obama visit

Obama warns of IS 'surge' in Libya

Obama taps women's museum as monument

All the presidents' regrets

Zika virus 'scarier than thought' - US

Obama admits Libya was 'worst mistake'

Can Obama's cancer campaign succeed?

The deaf women in Obama's White House

Obama: Tax avoidance is a big problem

Tax evasion 'sticks rest of us with the tab' Video, 00:00:49Tax evasion 'sticks rest of us with the tab'

Guantanamo pair moved to Senegal

Families hope for the mercy of a president

Obama warns of nuclear terror threat. Video, 00:02:04Obama warns of nuclear terror threat

Obama: Work 'not finished' on nuclear security. Video, 00:01:52Obama: Work 'not finished' on nuclear security

Obama warns of terrorist nuclear attack

Could Islamic State make a 'dirty bomb'?

US and China to sign climate treaty

Obama blames media for Trump's success

US-Turkey: The strained alliance

Fidel Castro scorns Obama's Cuba visit

From confrontation to cautious co-operation