Russian President Vladimir Putin orders military drills with tactical nuclear weapons in response to 'provocative statements' from Western officials regarding Ukraine.

The nuclear drills follow remarks from French President Macron and UK Foreign Secretary Cameron and coincide with preparations for Russia's Victory Day celebrations.

Russia issues a warning of tactical nuclear drills and potential strikes on British military facilities in Ukraine, heightening nuclear risk concerns.

The UN calls for avoidance of actions that could lead to catastrophic consequences amid heightened tensions between Russia and NATO.

US Staff Sgt Gordon Black detained in Russia on charges of criminal misconduct, amidst escalating US-Russia tensions.

Black's arrest follows the detention of other Americans in Russia, with the US government recognizing some as wrongfully detained and seeking their release.