(Mario Wezel / For The Washington Post)

Battle for the minds of young Muslims

As the Islamic State’s ruthless ideology radiates from the Middle East, a mosque in Berlin and countless others across the West face new fault lines in a conflict that moderates don’t always win.

Israel carries out airstrike on Hamas site in Gaza

Israel’s military attacked a Hamas site in the Gaza Strip early Saturday.

Israeli spy reportedly infiltrates Hezbollah

The head of the Lebanese militant group's foreign operations is said to have doubled as a Mossad agent.

U.S. pledges ‘proportional’ response for N. Korea hack

The United States for the first time laid blame on a foreign government for a destructive cyberattack.

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China arrests US aid worker in North Korean border town

China arrests US aid worker in North Korean border town

The aid worker was arrested on charges of embezzlement and possession of fake invoices, his lawyer said.

Pakistan: 119 militants killed in expanding offensive

Pakistan: 119 militants killed in expanding offensive

The government has pledged to step up attacks on militants in the wake of a school massacre by the Taliban.

For North Korea, ‘Interview’ latest episode in perceived plots

For North Korea, ‘Interview’ latest episode in perceived plots

The world according to North Korea: Conspiracies abound.

Russia to seek 10 years in prison for opposition activist

Russia to seek 10 years in prison for opposition activist

Russian prosecutors asked a judge to convict Alexei Navalny and imprison him for nine years, and an additional year for prior conviction.

Will U.S.-Cuba opening mirror engagement with China?

Will U.S.-Cuba opening mirror engagement with China?

American relations with China have brought immense benefits to the people of both countries, experts say.

Study finds forest-cutting immediately disrupts climate

Study finds forest-cutting immediately disrupts climate

Flows of moisture are reduced, the report says, influencing rainfall patterns and temperatures.

Castro regime’s aversion to change will test new U.S.-Cuba diplomacy

Castro regime’s aversion to change will test new U.S.-Cuba diplomacy

Obama's move puts pressure on island’s leaders to open its closed economy and political system.

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Multimedia

High in the Himalayas

Trekking the Annapurna Circuit is not nearly as grueling of an adventure as climbing Everest. But as last week’s death shows, it is certainly not without risks.

Foreign fighters flow to Syria

An estimated 15,000 militants from at least 80 nations are believed to have entered Syria to help overthrow the regime of President Bashar al-Assad. Related story.

Refuge: Stories from the Syrian exodus

Refugees from Syria’s civil war are remaking the political, economic and religious landscape in the Mideast.

Photos from Around the World

Fighting the ‘invisible arm’ of the Islamic State

The story of a Berlin mosque illustrates Muslim communities’ battle to save youths from the pull of extremists.

Best news photos of the week

A look at some of our favorite images of the week.

Day in photos

Baby cheetah quadruplets, reaction to new U.S. policy on Cuba, vigil for the homeless and more.

Holiday decorations around the world

With lights, greenery and gingerbread, cities around the globe celebrate the holiday season.

Day in photos

A gingerbread VW bus, Alan Gross returns home, N.Y. bans fracking and more top images.

U.S., Cuba move to end decades of enmity

The two nations exchange prisoners and begin to overhaul relations.

Bank attack in Afghanistan

Five insurgents stormed a bank in the southern city of Lashkar Gah, killing at least 10 people and wounding 15.

Some of 2014’s best animal photos

Memorable photos from this year.

Day in photos

Tango for Pope Francis, Duchess Catherine promotes disability awareness, feed poisons Fla. horses and more.

Taliban storm elite army high school in Pakistan

Attack kills 132 students and nine teachers or staff members with scores more injured, Pakistani officials say.

Day in photos

Holiday decorations, concert for panda triplets, Mariah Carey sings, independent coal miners in Bosnia and more.

Clashes continue over missing students in Mexico

Protesters press the government to find students who disappeared in September.

Day in photos

December dress dip, Miss World, Cannabis fair, Kobe Bryant passes Michael Jordan on scoring list and more.

Landslide causes deaths in Indonesia

At least 30 dead, dozens missing after heavy rain causes mudslide.

A 50-day war that will last forever

The summer conflict between Israel and Hamas had an extraordinary effect on kids. Here are the reactions of 8.

Best news photos of the week

A look at some of our favorite images of the week.