President Biden has vowed to diversify the top ranks of government agencies. The small and shrinking number of senior Black diplomats, in particular, could undermine U.S. foreign policy goals.

The meeting of Russian President Vladimir Putin and Chinese leader Xi Jinping in Moscow helped both give the impression of a united front, but underlying tensions were also discernible.

It’s been almost a year since the first COVID-19 vaccines were approved, and half of the world is at least partly vaccinated. Now, the emergence of the omicron variant is underscoring the risks of un…

The challenge to Russia’s military and leadership from the mercenary Wagner Group marks a setback to Putin’s stature and possibly the Ukraine war effort.

Russia’s moves to mobilize thousands more troops and to annex more of Ukraine’s territory signal a new, potentially more dangerous phase of the war.