Russian President Vladimir Putin congratulated U.S. President-elect Donald Trump on taking office hours before Trump's inauguration in Washington and said he was open to dialogue with the new U.S. administration on Ukraine and nuclear arms.

Russian President Vladimir Putin said his country was open to dialogue with the new Trump administration on the conflict in Ukraine, as he welcomed what he said was the president-elect's attitude toward preventing a third world war.

World leaders have been rushing to get on Donald Trump’s good side since his reelection as US president, arguably none more so than Ukraine.

Weapons and notes left on dead North Korean troops in Russia give Ukraine a glimpse into their mindset — and show how they are quickly adapting to modern war.

Videos of captured North Korean troops posted online by Ukrainian President Zelensky show them admitting that they thought they were being sent on an exercise.

North Korean prisoners of war in Ukraine feel as if they've "stepped out of a time machine," according to experts cited by "The Times." Ukrainian investigators have reported that North Korean soldiers are amazed not only by the presence of toilets and running water in buildings,