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Ukraine and the world marked the 40th anniversary of the Chernobyl nuclear disaster, with President Zelenskyy drawing parallels to current Russian actions and nuclear threats. Surviving 'liquidators' also reflected on the catastrophe's lasting impact.
A Ukrainian drone attack targeted Sevastopol in Crimea, killing one person according to a Moscow-installed governor. The attack also led to the suspension of suburban train traffic in the region.
As the war in Ukraine enters its fifth year, the mood in Russia has reportedly turned bleak, with President Vladimir Putin's approval ratings falling and citizens expressing despair amid stalled talks and deepening sanctions.
Russia's defence minister has made an official visit to North Korea, signaling strengthening ties and potential military cooperation between the two nations.
Estonia's Minister of Defense, Hanno Pevkur, signed a Letter of Intent with Ukraine to establish a framework for defense industry cooperation, which includes promoting joint production efforts.
Russia launched missile and shelling attacks across Ukraine, causing multiple casualties and damage, while Ukraine conducted drone strikes on Russian territory. The mutual assaults highlight the ongoing intensity of the conflict.
Temporarily occupied Crimea experienced a massive drone attack overnight, with explosions reported near airfields, Balaklava, Sevastopol, and Fiolent.
An infrastructure facility in Ukraine's Zhytomyr region caught fire following an overnight Russian shelling, with emergency services successfully extinguishing the blaze.
A startup named Foundation is developing general-purpose humanoid robots, with its Phantom robot undergoing a pilot demonstration for supply pickup in Ukraine, aiming to build an army of robot soldiers.
Firefighters in Ukraine's Chernihiv region extinguished multiple fires caused by Russian attacks on April 25 and 26, with rescuers documenting the damage in Chernihiv, Borzna, and Horodnia communities.
Ukrainian defense forces launched a drone attack on an oil refinery in Yaroslavl, Russia, reportedly causing a major fire at the facility.
The Trump administration has adopted a zigzagging and inconsistent approach to imposing sanctions on Russia and Iran, often with an eye on global oil prices.
The Ukraine Defence Contact Group has provided Ukraine with US$150 billion in defence assistance over four years, including advanced weapons systems, according to the Defence Ministry.
Ukrainian forces are increasingly utilizing land robots in their ongoing conflict with Russia, a development described by troops and engineers as the future of warfare.