During Operation Veles in Kupiansk, Ukraine's Khartia corps advanced 15 kilometers through underground gas pipelines, killing around 100 Russian troops and capturing 30.

An ongoing armed conflict between Russia and Ukraine that was sparked with Russia's annexation of Crimea in 2014 and escalated into a full-scale invasion in February 2022, resulting in widespread casualties, displacement and significant geopolitical consequences for Europe and the world.