整理：俄乌冲突最新24小时局势跟踪（7月4日）

Conflict Situation - Russian air defense systems destroyed 69 Ukrainian drones overnight [2] - The Russian Ministry of Defense confirmed the death of the Russian Navy Deputy Commander in the Kursk region [2] - An attack by Russia on Poltava resulted in 2 deaths and 11 injuries according to the governor of Poltava [2] - The Ukrainian military reported drone strikes on a Russian battery and battery production facility located in the Lipetsk region [2] Economic Impact - Russia's oil and gas budget revenue decreased by one-third year-on-year in June [2] Diplomatic Developments - South Korean President Lee Jae-myung stated that relations with Russia will be improved swiftly [2] - A one-hour phone call between the US and Russian presidents discussed the Middle East situation and Russia-Ukraine negotiations [2] - Ukrainian President Zelensky emphasized the necessity of direct meetings between Russian and Ukrainian leaders for achieving peace [2] - Former President Trump reported a lengthy conversation with President Putin regarding Iran and Ukraine, but no progress was made [2]