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Group 1 - The article highlights the shifting focus of European countries from the Ukraine battlefield to their own defense security, with the Baltic Sea region becoming a new focal point due to ongoing tensions and dialogues between the US and Russia [1] - The Baltic crisis is characterized by Western efforts to contain Russian energy exports, including the seizure of Russian oil tankers by Finnish authorities and subsequent damage to undersea cables, which has raised concerns about data and energy security in the region [3] - The EU, G7, and Australia have implemented a "price cap" on Russian oil at $60 per barrel, creating a form of "soft embargo" that pressures Russia without a full ban on oil exports [3] Group 2 - Eastern European NATO members, particularly Poland and the Baltic states, are increasingly vocal in urging NATO to take concrete actions against Russia, with discussions about deploying more defense facilities in the Baltic Sea region to counter Russian military presence [5] - The situation has escalated to the point where Estonia has indicated it may intercept or attack Russian oil tankers if Russia continues its activities in the Baltic Sea [5] - Ukraine's energy situation is precarious, as it has announced a ban on Russian gas transit through its territory, which could significantly increase energy costs for European countries while also cutting off Ukraine's own energy supply [7][8]