Reuters

Republicans warn Iran that nuclear deal might not outlast Obama presidency

Senators have written directly to Iran's leaders in an unprecedented breach with protocol.

Obama cites progress in US-Iran nuclear talks

The United States and Iran have narrowed their differences in nuclear weapons negotiations, President Barack Obama said in the face of a renewed Republican warning on Sunday that any deal will face a tough congressional review.

Fatal shooting of black teenager triggers three days of protests

Activists protested for a third day in Madison, Wisconsin, on Sunday over the fatal shooting of an unarmed black teenager by a white policeman, the latest in a string of killings that have intensified concerns of racial bias in US law enforcement.

UK plans airline laws to stop Britons from joining Islamic State

Britain will introduce new laws on Tuesday to try to stop airlines carrying passengers who may be travelling to join Islamic State militants in Syria and Iraq, a junior minister said on Sunday.

Chad and Niger launch joint offensive against Boko Haram

Chad and Niger launched a joint army operation against Boko Haram militants in Nigeria on Sunday, military sources said, stepping up a regional push to end the Sunni Muslim group's six-year insurgency.

Obama on Selma anniversary: 'our march is not yet finished'

President Obama said the discrimination in Ferguson showed work still needed to be done on race in America, but said that progress had been made.

Boko Haram militants pledge allegiance to Islamic State

Nigerian group Boko Haram pledged allegiance on Saturday to Islamic State in Iraq and Syria.

Two suspects held over Boris Nemtsov murder

Two suspects have been detained in relation to the murder of Russian opposition leader Boris Nemtsov, the head of the Federal Security Service said on Saturday.

Iraqi forces take back key town from Islamic State control

Iraqi forces entered a town outside Tikrit on Friday, in a continuation of the biggest offensive yet against Islamic State militants.

Militants kill five in Mali restaurant attack

Five people were killed a shooting at a restaurant in the Malian capital.

Palestinian attack in Jerusalem injures five

A Palestinian motorist rammed his vehicle into a group of people standing near a Jerusalem tram stop on Friday, injuring at least five, including four security officials, Israeli police said.