The partnership, according to officials who spoke to ABC News, has been essential to Ukraine defending itself as Russia invaded almost three years ago.

No one would ever refer to CIA Director William J. Burns as “Wild Bill,” the nickname of William J. Donovan, who led the OSS, the agency’s swashbuckling predecessor, during World War II. But the self-effacing Burns has bravely commanded a CIA force in Ukraine since Russia’s invasion nearly three years ago.

The deployment of North Korean troops to Russia's Kursk region tells much about where North Korean-Russian relations are going.

The development of a new generation of drones has revolutionized how wars are fought, according to U.S. officials.

Kelly: As CIA director, I know you don't do policy, but you do assess what is working and what isn't. Kelly: Did the U.S. hold back too much in an effort not to antagonize Russia, in terms of weapons it supplied, in terms of limits on what Ukraine could do ...

The administration of President Joe Biden has declassified information that the U.S., in addition to technical support, has spent significant funds, in

Ukraine is suspected for another attack on major Russian pipeline infrastructure. After mysterious explosions hit the Nord Stream 1 and Nord Stream 2 pipelines near Denmark in September 2022, the American Central Intelligence Agency (CIA) allegedly told Belgian secret services that Ukraine could be responsible.

CIA director nominee John Ratcliffe said the agency needs to focus on its mission in the face of growing challenges from China and others during his Senate confirmation hearing Wednesday.

John Ratcliffe, who served as director of national intelligence during Trump’s first term, says spy agency’s intelligence collection capability 'isn’t where it needs to be'

Recruits from Ukraine’s Main Directorate of Intelligence examine a target after shooting training. Kondratyuk's visit to Washington was part of a remarkable story: how since 2014 the CIA and ...

US National Security Advisor Mike Waltz has authorized a "full review" of dozens of career White House officials. This includes those responsible for issues related to Iran and North Korea's proliferation of nuclear weapons,

President Trump said Russian President Vladimir Putin is “destroying Russia” with its nearly three-year war in Ukraine, adding he hopes the Kremlin leader is open to making a deal to end the