Core Points - Russian President Putin stated that the situation in the special military operation area is developing favorably for Russia, with Ukrainian forces in Kupiansk and Red Army City reportedly surrounded [1] - Ukraine denied the claims of encirclement in Kupiansk and Pokrovsk, asserting that the fighting intensity is highest in the Pokrovsk direction and that Ukrainian forces are holding their positions despite difficult circumstances [1] Summary by Sections - **Military Developments** - Putin announced successful testing of the nuclear-powered "Poseidon" unmanned underwater vehicle on the 28th [1] - Ukrainian forces are reportedly facing significant challenges in Kupiansk but are maintaining their defense [1] - **Geopolitical Context** - The statements from both Russia and Ukraine reflect ongoing tensions and differing narratives regarding the military situation in the contested regions [1]

Core Points - Russian President Putin announced the successful test of the "Poseidon" unmanned underwater vehicle system, claiming its power surpasses that of the "Sarmat" intercontinental ballistic missile [2] - The "Sarmat" intercontinental ballistic missile is set to enter combat readiness soon [2] - Putin highlighted the "Zircon" nuclear-powered cruise missile's undeniable technological advantages, with its nuclear reactor capable of activation in mere minutes or even seconds [2] - The technologies used in the "Zircon" missile system and the "Poseidon" unmanned underwater vehicle will be applied to Russia's lunar exploration plans [2] - On October 26, Putin announced that the key tasks for testing the nuclear-powered, long-range "Zircon" cruise missile have been fully achieved, stating that there are no comparable products globally [2]