Tankers transferring Russian oil off the southern coast of NATO member Greece have been pushed out further into the Mediterranean because of naval exercises taking place in the area where the cargo switching normally takes place, it has been reported.

Russia’s defense ministry announced it will hold military drills that simulate the use of battlefield nuclear weapons.

Russian surveillance drones patrol the skies of Ukraine, forcing Ukrainian artillery units to stay in hiding while they wait for aid and reinforcements.

Russian officials claimed the order was in response to comments from the West about the possibility of more direct involvement in Ukraine. NATO called Russia’s announcement “irresponsible.”

Ukrainian servicemen of the 43rd Separate Artillery Brigade fire a Panzerhaubitze 2000 self-propelled howitzer toward Russian troops, amid Russia's attack on Ukraine, in Donetsk region, Ukraine May 4,

Russia warned Britain on Monday that if British weapons were used by Ukraine to strike Russian territory then Moscow could hit back at British military installations and equipment both inside Ukraine and elsewhere.

British ambassador is summoned and told that installations and equipment in Ukraine and elsewhere could be targeted

Russia’s saber rattling comes after Foreign Secretary Cameron greenlights use of British weapons by Ukraine in its defensive war against Russia