When the US intelligence community first picked up signs in the fall that Russia could be preparing a new attack on Ukraine, President Joe Biden directed his administration to act - and fast.

The US says it is preparing "robust responses" over fears of a Russian invasion of Ukraine, after President Biden's rare talks with Vladimir Putin

What are the reasons for the deterioration of relations between the Western allies

How practical are the results of the visit of the President of Ukraine Volodymyr Zelensky to the United States and how is their implementation progressing?

He is finally getting his White House meeting, two years after his name became central to an investigation that led to former President Trump's first impeachment

He called on Russia to "deescalate tensions," the White House said in a summary of the conversation

Beijing’s blunt message to president-elect Joe Biden

How can Biden undo the damage?

The US foreign and security policy elite’s revolt against Trump

At a campaign rally in Iowa, President Donald Trump cited an unsubstantiated news report to revive a widely debunked false narrative about Joe Biden’s work in Ukraine on behalf of the Obama administration

How the most anticipated presidential election can affect American foreign policy and the free world

Derkach has played a leading role in accusing former U.S. Vice President Joseph Biden of corruption in Ukraine, allegations that have not stood up well to scrutiny.

“My absolutely clear answer: no, never,” Petro Poroshenko told CNN.

Oleksandr Onyshchenko publicly claimed to have inside information about Hunter Biden just as the impeachment proceedings got underway

A lawyer for an indicted associate of Rudy Giuliani told CNN that his client is willing to tell Congress about meetings the top Republican on the House Intelligence Committee had in Vienna last year with a former Ukrainian prosecutor to discuss digging up dirt on Joe Biden

To be a "ceremonial figure" with a "powerful name" while his firm got a total of $3.4million'

In their effort to discredit President Donald Trump’s perceived enemies, close allies of the President have received key documents and information from a Ukrainian oligarch

When President Donald Trump asked his counterpart in Ukraine to help investigate Trump’s political opponents, the Ukrainian President and his team did not see the request as linked to the release of U.S. military aid

President Donald Trump asked his acting chief of staff Mick Mulvaney to put a hold on millions in military aid to Ukraine roughly one week before a call with Zelenskiy

Interactions under focus amid whistleblower complaint on U.S. president’s dealings with a world leader

The Cabinet is bound to be shuffled. The bargaining is already underway. The new one is unlikely to be a government of technocrats