19.Ukraine has intensified strikes deep into Russian territory in an attempt to weaken Russia's ability to wage war in its full-scale invasion of Ukraine."For several months now, the artillery ammunition expenditure rates in the Russian army have practically halved. If previously the figure reached up to 40,000 rounds per day, it is now significantly lower," Syrskyi said.Ukrainian strikes on Russian territory target "industrial enterprises that produce ammunition, missile parts, or dual-use products are targeted for destruction," Syrsky said, adding that oil refineries serve as regularly military targets. Despite being regularly outgunned by Russian forces since the start of the full-scale war, Ukraine has managed to progress in arms production, with the country producing about 33-34% of its annual weapons needs — up from less than 10% before the full-scale invasion, President Volodymyr Zelensky said on Jan.