Michele Kelemen

The Syrian president says he'll take back "every inch" of his ravaged country. It's the latest sign that U.S. efforts to find a diplomatic resolution are failing.

The U.S. says Syria is still blocking aid and "stringing along" the United Nations. But the U.N. is now asking Syria for permission to conduct air drops to besieged cities.

A Cuban dissident on his first-ever trip outside his country is visiting the U.S. and Europe. He's looking for solidarity and some tips for how to promote democracy on the communist island.

Wednesday is the deadline that major powers imposed on Syria to allow aid to besieged civilians. But as it comes to pass, the air drops that were threatened if ground aid was blocked are far from a reality.

The Committee to Protect Journalists confronted a "Kafka-esque" process — put off for years, then blocked by countries including China, which it calls the biggest jailer of journalists in the world.

The secretary of state negotiated the nuclear deal and wants it to work. He recently went to Europe to encourage banks there to invest in Iran.

Secretary of State John Kerry huddles with key players on Syria, including Russia and Iran, to try to revive a ceasefire.

The weapons would be used to counter the militants in the Islamic State and other extremist groups. But first, world powers would have to agree to ease an arms embargo against Libya.

At a U.N. Security Council meeting, U.S. Ambassador Samantha Power put Egypt on the spot for restricting free speech. She said attacks on the media create alienation benefiting terror groups.

A day after another U.S.-Russia statement attempting to coordinate peace efforts in Syria, it's clear the U.S. has to rely on Russia to put any pressure on the regime — though Russia has other plans.

Aid workers in Syria face arrest and torture from the government and threats from rebel groups just for trying to get baby food to areas under siege. Two of them tell their stories and plead for help.

Randy Berry says the U.S. is supporting activists worldwide, but is also aware of risks they face. That was driven home with the killing of a gay activist who worked at the U.S. Embassy in Bangladesh.

Two years after Boko Haram grabbed hundreds of schoolgirls in Nigeria, UN Ambassador Samantha Power met with some who escaped, and promised to ramp up the fight against the Islamist militant group.

U.S. military officials are worried about the connections between ISIS and Boko Haram. U.N. Ambassador Samantha Power visited the African country of Chad, which is threatened by both groups.

U.S. Ambassador to the U.N. Samantha Power on Monday visited a community terrorized by Boko Haram in the northern tip of Cameroon. A seven-year-old boy was struck and killed by her motorcade.

United Nations Ambassador Samantha Power is touring states on the frontline of the battle against Islamist extremists Boko Haram. She's pushing for more regional cooperation in the fight.

U.S. lawmakers call for more action to find missing Nigerian school girls, who were captured by Boko Haram two years ago. CNN has what it calls a proof of life video.

The U.S. has reached out to foes that include Cuba, Iran and Myanmar. Now the State Department weighs in with its annual report on human rights around the globe.

It's been a year since Saudi Arabia began what it said would be a quick bombing campaign in Yemen. Thousands of deaths later, the bombing goes on, but there are signs the Saudis are trying negotiate a way out.

The president's visit falls on the 40th anniversary of Argentina's military coup that led to the so-called Dirty War. He has promised to declassify documents shedding light on what the U.S. knew.