This article examines the Strait of Hormuz, a narrow maritime artery connecting the Persian Gulf with the Gulf of Oman, which holds critical importance for global energy supplies. Based on analysis of geographical characteristics, economic statistics, and current events from February-March 2026, the article reconstructs the comprehensive significance of the strait and the consequences of its blockade. Particular attention is devoted to the geopolitical context of the ongoing conflict between Iran and the coalition led by the United States and Israel, as well as the potential impact on global oil, gas, and related product markets.