Combat, riots and revolution, plus the weapons and warcraft that fuel them.
The growing Russia threat is bringing a new Cold War to Baltic countries
After years of reducing their defense budgets, countries in Europe's north are reversing course.
Death toll from Islamic State's attack on Kobani rises to 223
The attack ranks as one of the worst massacres carried out by the group.
Horror on the sand in Tunisian hotel massacre
'When he saw a Tunisian he shouted out 'Get out of the way' and shot at foreigners,' said Wadia, a waiter.
Tunisia beach resort massacre death toll rises to 37
The attack happened the same day that a suicide bomber killed 25 people at a Shiite mosque in Kuwait and a suspected Islamist beheaded a person in a factory in France.
Dozens of tourists have been gunned down on a beach in Tunisia
Terrorists have stormed two hotels in Tunisia. Terror attacks have also struck Kuwait and France.
Islamic State kills at least 145 civilians in Syria's Kobani
US-MIDEAST-CRISIS-SYRIA:Islamic State kills at least 145 civilians in Syria's Kobani
Dzhokhar Tsarnaev addressed his victims in court today. Here's what he said
The judge had the last word, and he didn't hold back.
Rwandan protesters call for the release of spy chief accused of ordering massacres
Karenzi Karake, the head of Rwanda's National Intelligence and Security Services, is accused of ordering reprisal killings in the aftermath of the 1994 Rwandan genocide.
Lured by IS, this Frenchwoman details her harrowing journey
'You are not allowed to call your parents, you have no access to the Internet, everything is forbidden.'
White Americans are the biggest terror threat in the United States
Since Sept. 11, 2001, it is white supremacists and other right-wing groups that account for the majority of terrorist attacks on US soil, a new report finds.
Islamic State drowns, decapitates 'spies' in brutal new video
Videos of the killings are a propaganda tool used to attract new recruits to the fight.
European cyber police unit to take on Islamic State propaganda
The team will begin operations in July.
UN blasts both Israelis and Palestinians for likely war crimes during 2014 Gaza conflict
'The extent of the devastation and human suffering in Gaza was unprecedented,' said the chair of the commission studying the conflict.
Brazen Taliban attack on Afghan parliament kills two
The assault in downtown Kabul raises more questions about security as Afghan forces battle a resurgent Taliban for the first time without the aid of NATO troops.
The Islamic State is apparently mining ancient ruins in Syria now
Islamic State militants have laid landmines and explosives at the site of the ancient ruins in Syria's Palmyra, a Syrian human rights groups says.
The Taliban have captured a key district in Afghanistan's north
The Taliban are overwhelming US-trained Afghan forces and now threatening to take Kunduz City.
Saudi airstrikes continue bombardment after Yemen peace talks break down
Saudi-led warplanes bombed Yemen's second-largest city on Saturday.
The US is helping Syria's Kurds achieve a long-held dream (whether it wants to or not)
US air strikes are helping the Kurds consolidate control of key territories in Syria. But Washington opposes any move towards autonomy.
Call it an arms race
Russia and NATO are gearing up, just in case.
The world has gone retro: Russia and NATO are making the Cold War hot again
Analysis: There’s an arms race, war games and even nuclear saber-rattling. But some important things have changed since the old Cold War.
There are now more refugees around the world than any other time in the last 50 years
The world is breaking the wrong kinds of records.
21 Republican US senators just voted against a ban on torture. Here are their names
Who are the elected lawmakers who read the CIA torture report and thought — meh?
'Living with fear': Syrian refugees recall IS-ruled Tal Abyad
Amputations ordered by a sharia court. Black-clad police patrolling the streets. Living in a climate of constant fear.
The US has killed Al Qaeda's No. 2 again. Does it even matter?
America keeps killing terrorist leaders. But terrorism doesn't go away.
Meet the foul-mouthed governor fighting to hold Ukraine's war-torn east together
The governor of Luhansk, Hennadiy Moskal, does not suffer fools — or Moscow-backed separatists.
Ukraine says it may freeze debt payments to fund war
Prime Minister Arseniy Yatsenyuk: 'Today, Ukraine spends as much on foreign and domestic debt servicing as it does on defense.'
Saudi Arabia is trying to stop its citizens from joining the Islamic State
As an increasing number of young Saudi men are attracted to IS ideology, the Kingdom has been forced to address its own rhetoric.
The Kingdom and the Caliphate: Inside Saudi Arabia’s fight against the Islamic State
The Islamic State has launched a series of attacks against Saudi Arabia. Some fear more may follow.
It's not looking good for the world's most distinguished terrorist group
This is the current state of Al Qaeda.
These are just a few of the groups the Islamic State has persecuted
To the Islamic State, pretty much everyone is a target.
The Islamic State is on the march in Libya
The claimed capture of Sirte is the latest in a series of bold moves by the terror group in the country.