The president has been in similar circumstances before, writes Edward Luttwak.

Ukraine's military said 21 troops were killed and 40 injured in the operation in the Russian region where it is staging an incursion.

Ukraine’s military chief Oleksandr Syrskyi claimed this week that Russian losses now exceed 800,000, with a record 434,000 of Mr Putin’s killed or wounded in 2024. “This year of combat has cost them ...

Ukrainian forces described a different kind of enemy, fighting with unfamiliar tactics and little option to retreat.

A thousand North Korean troops who have been fighting in the Kursk region of Russia have been killed in Vladimir Putin ’s war ...

Russia will return to Europe with an army 10 times the size of that which invaded Ukraine in 2022, Zelensky warns ...