Barack Obama says he plans to remove Cuba from America's list of state sponsors of terrorism, as he seeks to restore diplomatic relations after a decades-long freeze.
Politics as much as scientific detail will dictate in the next three months whether a nuclear deal with Iran will be the crowning glory of Barack Obama's presidency.
Binyamin Netanyahu appeals to the US congress to reject a nuclear deal with Iran that Barack Obama is hoping to strike. Where does that leave US-Israeli relations?
US President Barack Obama says he has not yet decided whether to send "lethal defensive weapons" to Ukraine, but this option is being "examined".
Within moments of arriving in Saudi Arabia, US first lady Michelle Obama causes a Twitter furore by ignoring Saudi Arabia's strict dress code for women.
A new video is released showing a black man being shot dead by US police officers as he steps out of a car with his hands raised. Warning: the video contains distressing images.