The Ukrainian military said on Saturday that it had pushed Russian forces back by about 2 kilometres (1.2 miles) on part of the Sumy front in northern Ukraine.

Vladimir Putin praised North Korean troops fighting in Ukraine as “heroic” in a letter to Kim Jong-un, North Korean state media reported Friday.

Ukrainian forces struck an oil refinery in Russia's Samara Oblast and other Russian targets in attacks overnight on Aug. 15, Ukraine's General Staff said. The refinery is located in Syzran, the third largest city in Samara Oblast. Syzran lies about 800 kilometers (500 miles) from Ukraine's border with Russia.

Russia is preparing to test its new nuclear-capable, nuclear-powered cruise missile and if successful, plans to use the results to bolster its negotiating position with the West, Ukrainian military intelligence said on Friday.

President Donald Trump's meeting with Russian leader Vladimir Putin is set for a military base in Alaska that was crucial to countering the Soviet Union during the height of Cold War and still plays a role today.

A new analysis says that even after Operation Spiderweb, Russia still launched over 70 "premier munitions" in the month of July.

Russian forces have floundered in Ukraine and history shows Russia's army can be beaten in combat, Poland's president told a military parade on Friday marking the 105th anniversary of a victory over the Red Army by Polish defenders.

There is growing evidence of increased military cooperation between Iran and China – including missile production, a new report from Israeli media warns.

Belarus and Russia are scheduled to conduct a joint four-day military exercise in September, a move that has put NATO and Ukrainian officials on high alert.

From AI-assisted drones to computerized missiles, military technology has advanced greatly from the days of sword-fighting.

A Fort Bliss soldier was already under criminal investigation when he called a Russian Embassy to share the weaknesses of the U.S. Army’s tanks.