俄罗斯发动大规模袭击！俄乌紧张局势加剧，油价飙升

Group 1: Military Actions and Developments - Russian military conducted a large-scale strike and six cluster strikes from September 20 to 26, targeting Ukrainian military-industrial complexes, transportation and energy infrastructure, ammunition depots, military airfields, and temporary locations of Ukrainian armed forces and foreign mercenaries [1][2] - Ukrainian forces successfully attacked the Afipsky oil refinery in Russia's Krasnodar region, causing a fire, with details of the damage still being verified [2] - Intense fighting is reported in the directions of Pokrovsk, Dobropillya, Lyman, and New Pavlivka, with the overall front situation being complex but manageable according to Ukrainian military officials [2] Group 2: Geopolitical Tensions and Responses - U.S. President Trump is pressuring Russian oil buyers, contributing to rising international oil prices, with Brent crude oil futures surpassing $70 per barrel for the first time since late July, marking a weekly increase of over 5% [1][6] - The European Union is discussing the establishment of a "drone wall" to enhance security against potential Russian incursions, with plans for a technical roadmap and funding scheme to be developed [4] - Ukraine plans to send technical teams to cooperate with the EU and NATO, indicating a desire for involvement in the "drone wall" project [5] Group 3: Oil Market Dynamics - Brent crude oil prices have seen the largest weekly increase in over three months, driven by geopolitical pressures and concerns over supply disruptions due to the conflict [6][8] - The U.S. PCE inflation data has provided additional support for oil prices, alleviating concerns about short-term demand deterioration, while a weaker dollar has made commodities priced in dollars more attractive to buyers using other currencies [8]