In a country awash with guns, a faltering peace deal aimed at ending over two years of intense civil war in South Sudan came down to a dispute over just two dozen weapons.

The issue, while apparently minor, reflects the huge mistrust between the rival leaders, and is a sign of the massive challenges faced when -- or if -- rebel chief Riek Machar finally returns to the city and forges a unity government.

As the world prepares to mark the Armenian genocide, filmmakers and musicians are attempting to raise awareness among an American public largely ignorant of one of modern history's darkest episodes.

It is 101 years on Sunday since Turkey's Ottoman government began arresting minority community leaders and setting in motion a campaign of systematic slaughter that had left 1.5 million Christian Armenians dead by the early 1920s.

A year after an earthquake flattened her home in Nepal, Menuka Rokaya still lives in a tent with her husband and nine-month-old baby as they await even a sliver of a $4 billion aid fund.

"We have lived like this with a baby through monsoon and winter," says Rokya, one of an estimated four million people who are still homeless.

In a leafy field in Syria, fighters in beige fatigues negotiate an obstacle course as they are trained to defend a Kurdish federal region across the country's north.

Clutching rifles under a bright spring sun, the men are among thousands undergoing obligatory nine-month training to join the Autonomous Protection Forces.

Iran may technically be open to foreign investors after a nuclear deal with Western powers, but many sanctions remain, deterring potential business partners who fear the U.S. could hit them again with punishing fines.

Ukraine will next week mark the 30th anniversary of the Chernobyl disaster, when human error and flawed Soviet reactor technology led to the world's worst nuclear accident.

Ahead of the April 26 anniversary, AFP looks at the steps taken since 1986 to improve nuclear safety around the world and -- as Fukushima showed in 2011 -- the challenges that remain.

With Sunday's vote in the lower house of Congress to authorize the Senate to open an impeachment trial against President Dilma Rousseff, Brazil's political crisis enters ever deeper crisis.

Here's a snapshot of how Latin America's biggest country got there -- and what's next.

U.S. Republican presidential frontrunner Donald Trump has rung alarm bells around the world with his proclamations on foreign policy, but his targets are increasingly shrugging off his barbs.

By suggesting that NATO is "obsolete" and that Japan and South Korea should acquire nuclear weapons to rid the United States of the burden of protecting those countries, Trump has called into question some of the cornerstones of U.S. foreign policy for decades.

When Bernie Sanders called Israel's response in the 2014 Gaza war disproportionate and urged America to be more balanced on the Israeli-Palestinian conflict, he smashed a presidential campaign taboo.

His remarks at the April 14 Democratic debate ahead of New York's decisive primary on Tuesday amounted to unprecedented criticism of Israel and promotion of Palestinian rights from a canvassing U.S. presidential candidate.

The first time jihadi recruiters approached 16-year-old Yacine outside his mosque in a rundown Paris suburb, they got right to the point.

"We started talking about Syria right off the bat," he said, recounting how they talked about "the holy war and how you should die a martyr and go to paradise, it was the best way to die."