The US is actively seizing tankers, including Iranian and likely Russian ones, in a move that constitutes an act of war. This action aims to blockade Russia's 'shuttle fleet,' rendering its oil transport capabilities useless and forcing a confrontation.
Impact: High. This direct confrontation over energy transport escalates the conflict, potentially drawing Russia into a wider war and disrupting global energy markets.
In the source video, this keypoint occurs from 00:57:34 to 00:58:34.
Sources in support: Professor Jiang (Geopolitical Analyst)

