U.S. President Donald Trump's re-election campaign and his Republican Party raised more than $60 million in January, against the backdrop of impeachment that threatened Trump's presidency.

Three U.S. senators will meet with Ukrainian President Volodymyr Zelenskiy in Kiev on Friday, seeking to reinforce the importance of his country as a strategic U.S. ally after he found himself at the center of President Donald Trump's acrimonious impeachment trial.

Republican members of the U.S. House of Representatives Intelligence Committee refused to attend a subcommittee hearing on technology and national security on Wednesday, boycotting the panel's first public hearing since the acrimonious impeachment inquiry into President Donald Trump.

U.S. President Donald Trump said on Tuesday the military may consider disciplining former National Security Council aide Alexander Vindman, who testified in Trump's impeachment trial and was fired by the White House along with his twin brother.

U.S. President Donald Trump on Saturday defended the ouster of impeachment witness Lieutenant Colonel Alexander Vindman from the White House National Security Council, calling him "insubordinate" and saying he had incorrectly reported the contents of Trump's "perfect" telephone calls.

U.S. President Donald Trump on Saturday defended the ouster of impeachment witness Lieutenant Colonel Alexander Vindman from the White House National Security Council, calling him "insubordinate" and saying he had incorrectly reported the contents of his "perfect" telephone calls.

U.S. President Donald Trump on Saturday defended the ouster of impeachment witness Lieutenant Colonel Alexander Vindman from the White House National Security Council, calling him "insubordinate" and saying he had incorrectly reported the contents of his "perfect" telephone calls.

President Donald Trump's administration on Friday ousted the two witnesses who provided the most damaging testimony during his impeachment investigation: Army Lieutenant Colonel Alexander Vindman and Ambassador Gordon Sondland.

Two days after President Donald Trump's impeachment acquittal, his administration on Friday ousted two officials - Army Lieutenant Colonel Alexander Vindman and U.S. Ambassador to the European Union Gordon Sondland - who provided damaging testimony about Trump in Democratic-led congressional hearings.

U.S. Ambassador to the European Union Gordon Sondland, who testified in President Donald Trump's impeachment inquiry, said on Friday that Trump intends to recall him from his post.