KYIV, Ukraine — Ukrainian drones struck a major refinery deep inside Russia, military officials said Thursday, the fourth in three days in Kyiv’s ongoing campaign to choke Moscow’s vital oil sector.

Russian President Vladimir Putin has visited the Kuril Islands for the first time, sparking a protest from Japan ...

President Trump’s Air Force One subterfuge pales in comparison to the secrecy surrounding Russia’s president, whose fixation on security has reached new heights in recent years.

Ukraine has halted an intense campaign of drone strikes on oil tankers using a critical Black Sea port after a request at the ...

Trump’s secret plane switch looks small beside Putin’s extraordinary secrecy. From hidden railway stations to fake offices, his movements remain tightly guarded.

Donald Trump confirmed that he secretly switched planes because of a threat to his life, after the Washington Post revealed the US president ...