Karzai claims U.S. drone strike killed child
Afghan president says he won’t sign long-term security agreement if similar attacks continue.
Karzai plans to intensify showdown with U.S., aide says
The Afghan leader signals he thinks the U.S. is bluffing on a security pact timetable; the U.S. has not budged.
Karzai digs in on delay for U.S. troop accord
Afghan president’s spokesman insists agreement won't be finalized until after April election.
U.S., Pakistan in dispute over drone attack that killed six
The attack was a rare strike outside of tribal areas. U.S. officials deny it targeted an Islamic seminary.
Kerry: U.S., Afghanistan agree on language of security pact
The draft, which includes immunity for U.S. troops, now goes to an Afghan council for consideration.
U.S. to offer Afghans assurances to resolve dispute
The U.S. will put assurances in a letter, which Obama is likely to sign to resolve dispute over American military presence.
Photo Gallery
Syrian rebels, off the battlefield
As the two-year-old conflict grinds on, a look at the rebels during breaks in the fighting.
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Tracking America’s drone war
Armed drones have become a vital element of U.S. national security policy. This project documents ongoing drone strikes in Pakistan, Yemen and Somalia.
Obama awards Army captain Medal of Honor
Capt. William Swenson was awarded the honor for his bravery during the Battle of Ganjgal, one of the deadliest battles in the Afghan war.
U.S. drone network in the Middle East and Africa
As the U.S. military withdraws from Afghanistan, the Pentagon is shifting its fleet of drones to other global hot spots.
Chemical weapons stockpiles around the world
Russia and the U.S. rank highest in the number of declared chemical weapons. See who else has declared chemical weapons under the Chemical Weapons Convention.
Who has signed the Chemical Weapons Convention
After Syria signed the treaty, it became the 190th country to join the international convention outlawing chemical weapons.