伊朗打出封锁海峡“底牌”，代价几何？

Core Viewpoint - The article discusses the potential implications of Iran's blockade of the Strait of Hormuz, a critical maritime route for global oil supply, and the resulting geopolitical tensions that could affect various countries, including those friendly to Iran like China [2][9]. Group 1: Geopolitical Tensions - Iran's Revolutionary Guard announced the blockade of the Strait of Hormuz, threatening to attack passing vessels, which could escalate tensions and further isolate Iran [2][4]. - The Strait of Hormuz is a vital passage for approximately 20% of global oil demand, with its narrowest point being only 33 kilometers wide [4]. - The U.S. has denied the blockade but has been actively working to diminish Iran's naval capabilities, with President Trump claiming the destruction of 10 Iranian vessels [4][6]. Group 2: Economic Implications - The blockade could lead to significant economic and financial repercussions for Gulf Arab states, as they rely on the Strait for oil and LNG transportation [9]. - Iran's economy, already strained by U.S. sanctions, could worsen if the blockade halts trade through the Strait, particularly affecting the Bandar Abbas port, which accounts for 50% of Iran's trade [8]. - Increased insurance costs for vessels navigating high-risk areas are reported, indicating a rising financial burden on shipping companies due to the geopolitical instability [9]. Group 3: International Reactions - The blockade serves as a pressure tactic by Iran to influence global oil prices and assert its position against the U.S. and its allies [6][9]. - Countries that are friendly to Iran, including China, may also face challenges in oil procurement due to the blockade, potentially leading to broader economic impacts [9]. - The situation could lead to heightened anti-Iran sentiment among neighboring Gulf states, complicating regional dynamics further [9].