June 29 (Reuters) - Ukrainian President Volodymyr Zelenskiy mocked Russia's military drive on Monday, saying the Kremlin over the course of more than four years had set and put off 15 deadlines to capture the eastern Donbas region.

Russian missile and drone attacks in the cities of Dnipro and Zaporizhzhia in southeastern Ukraine killed eight people and ‌wounded dozens, Ukrainian authorities said on Monday.

Since Russia launched its all-out invasion of its neighbor more than four years ago, its forces have conducted strategic bombing in an effort to destroy the country's infrastructure and sap Ukrainian morale.

Once Russian soldiers reach certain parts of the front lines of the war in Ukraine, they can expect to live an average of just 20 to 35 minutes, according to a grim estimate by Russian military bloggers.

As Russia’s war in Ukraine grinds on, the Russian military has gone to significant lengths to pad its ranks, including by recruiting foreign fighters from developing countries with promises of high salaries and bonuses.

Undisclosed locations. The weapons of modern warfare. Drone manufacturing has helped Ukraine hold back Russia's assault on its territory through four years of national resolve despite tragedy and

Ukraine said it struck a pair of Russian oil refineries far behind the front lines on Sunday as President Vladimir Putin vowed to ramp up defenses.

Russia is grinding its way into Kostiantynivka, a key stronghold in Ukraine's eastern "fortress belt" long coveted by the Kremlin, even as its gains across the rest of the 1,200-km front line have largely stalled.

Ukrainian President Volodymyr Zelenskyy says Ukraine has struck a major industrial facility in the Russian city of Volgograd.

Ukrainian president says Kremlin leader has repeatedly set and deferred timelines to fully capture eastern Donbas area. What we know on day 1,588