Ukraine's president said his country was left to fight on its own at the start of the war despite pleas to the U.S. for weapons.

However, an important memoir published in 2024 by John Sullivan, who served as the U.S. ambassador to Russia from 2020 until 2022, could provide some answers. Ominously titled "Midnight in Moscow" the book shows just how belligerent towards Russia the Biden administration was at a fraught moment — and how little key American diplomats seemed to think of real diplomacy.

Kash Patel repeatedly deflected Vermont Senator Peter Welch's questions and refused to say Joe Biden won the 2020 election.

The latest sanctions from President Joe Biden 's administration on Russia's oil sector have severely disrupted Moscow's Arctic oil business and stalled its oil tanker fleet, according to a Tuesday report.

The future that Zelensky and many of his countrymen have in mind is one in which Russia is defeated. But in rallying the world to the fight, the implication Biden embedded in his own goals was that defending Ukraine against Russia is not the same as defeating Russia. So it is not surprising if that goal remains far from Zelensky’s reach.

Ukrainian President Volodomyr Zelenskyy tells 'Hannity' why he's in favor of President Donald Trump's rhetoric toward Russia.

Not only was Joe Biden a failed president domestically, but he also was a failure in his foreign policy. From sending troops to Haiti to the Ukraine war to

What is clear is that after four contentious years, Biden leaves Washington as a remarkably consequential one-term president.

Historians say it will take years to fully assess Joe Biden's legacy, but several spoke to ABC News to offer a glimpse of their view on his presidency.

In March 2022, Biden gave a fiery speech in Poland about his support for Ukraine a month after Russia’s invasion ... and he gave a defiant interview on “Morning Joe” to dare other Democrats to challenge him at the convention in August.

Chief warns country could be vulnerable to Chinese, Russian influence if it is forced to abandon operations there

Tulsi Gabbard, Donald Trump ’s nominee for director of national intelligence, was repeatedly asked to explain why she sought a pardon for Edward Snowden, the former government contractor who leaked thousands of classified documents revealing the scope of the nation’s surveillance programs.