Combat, riots and revolution, plus the weapons and warcraft that fuel them.
US charges 3 with conspiring to support Islamic State, planning attacks
All three men live in Brooklyn in New York City.
Islamic State militants seize 100 Iraqi tribesmen before battle for Tikrit
Iraq's military said around 2,000 Shia militia fighters had arrived near Tikrit in preparation for a major operation against Islamic State.
Concerns over 'unlawful influence' are holding up the trial of alleged USS Cole bomber
The military judge in the trial said hearings will not move forward until he determines whether a senior Pentagon official was unlawfully involved in the trial proceedings.
Egyptians mock the Islamic State on Twitter
Italians joined in too.
Islamic State in Syria abducts at least 90 from Christian villages: monitor
Military experts following Syria said IS was trying to open a new front after its string of losses since being driven from the Syrian town of Kobani.
Efforts to speed up a Guantanamo detainee trial may actually slow it down
Abd al-Rahim Al-Nashiri is one of five high-level detainees identified as having been subject to torture like waterboarding and rectal feeding.
Syrians slowly return to Kobani after Kurds win back town from Islamic State
Almost the entire population of the town fled across the border to Turkey last year to escape Islamic State's advance.
Kobani residents in limbo as they wait to return to a destroyed city
The Islamic State was repelled from the city weeks ago, but residents have been unable to return home.
Hear from Egypt’s young revolutionaries behind bars
In their own words.
Kyiv points finger at Russia after two killed in blast
Kyiv said it had arrested suspects who had been armed and instructed in Russia.
Come home, families beg Syria-bound UK schoolgirls
The three girls flew to Istanbul on a Turkish Airlines flight from London's Gatwick airport.
Ukraine army, pro-Russian rebels swap prisoners under tattered truce
The swap was in rare compliance with a truce so badly breached that the US warned it could escalate sanctions on Russia within days.
Yemen's former leader leaves Sanaa after house arrest
Abd-Rabbu Mansour Hadi is reported to have fled his residence in disguise.
Police who killed protesters at Ukraine's Maidan are still free
Ukrainians are commemorating more than 100 people killed in clashes between police and protesters.
Joining the Islamic State is still remarkably easy
Analysis: Despite efforts by Turkish authorities to crack down on wannabe jihadists crossing into Syria, the number of foreign fighters continues to grow.
How strong is the Islamic State in Libya?
The group has benefited from the chaos of Libya's unraveling, taking control of towns and attracting recruits.
Obama says world needs to address the problems that fuel terrorism
In counterterrorism speech, the American president said extremism builds when millions are left impoverished.
Some of Europe’s Jews might take Netanyahu up on his offer of a new home
Others doubt that flight to Israel is the answer to anti-Semitism in the EU.
Add the Islamic State in Libya to the growing list of obstacles for Europe-bound refugees
Propaganda urges fighters to pose as migrants to cause 'pandemonium' in Europe.
Cheering for the Islamic State on Facebook can get you jailed in the UK
In the US material support for terrorism is banned. But in Britain, even social media posts and T-shirts can be foul play.
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The mass beheading of 21 Egyptians in Libya shows the spread of the Islamic State franchise
Analysis: Militants from far and wide are declaring allegiance to the group as it seeks to spread jihad across the region.
Why Ukraine's ceasefire is falling apart in Debaltseve
The violence in this strategic city has been so bad it's driven the prewar population of 25,000 to about 3,000.
Egypt bombs Islamic State targets in Libya after beheadings
Taking a page from Jordan, Egypt quickly retaliated for the beheading of 21 Egyptian Christians.
Ukraine rebels disavow ceasefire at encircled town
Pro-Russian rebels announced they would not observe the truce at Debaltseve, where Ukrainian army forces were encircled.
Ukraine ceasefire begins after fierce fighting in besieged town
Fighting raged until the last minute and Kyiv and the US accused Russia of fueling a final push by rebels to gain territory.
Ukraine fighting rages ahead of ceasefire
Kyiv and the US accused Russia of fueling a rebel onslaught to grab territory hours before the truce began.
US reconstruction aid for Afghanistan is focused on weapons; much is siphoned off by corruption
Commentary: There are billions unaccounted for.
Ukraine’s new peace deal: The good, the bad, the ugly
Analysis: Here's a look at the fine print of another ceasefire agreed to by world leaders in Minsk.
Read the full text of Obama's war authorization request to Congress
He's asking Congress to approve ongoing military action against the Islamic State.
Ukraine is not technically at war
But it might be soon.