U.S.-Iran Conflict: Trump Seeks Diplomacy with China and NATO Amid Shipping Blockade

President Donald Trump has requested a one-month delay for a planned summit with Chinese President Xi Jinping, citing the need to focus on the ongoing conflict with Iran and the blockade of the Strait of Hormuz. The administration is currently urging China and NATO allies to assist in unblocking the critical waterway, where shipping remains stalled. Treasury Secretary Scott Bent confirmed that the summit delay is strictly tactical to address war coordination, even as Beijing maintains open lines of communication despite U.S. pressure. On the ground and at sea, the conflict's economic toll is mounting. Iran’s blockade has halted 90% of its own oil exports through Kharg Island, a hub that U.S. leaders have suggested could be seized to gain leverage over Tehran. While White House Press Secretary Karoline Leavitt outlined a military timeline of four to six weeks to eliminate threats, Iranian Foreign Minister Abbas Araghchi issued a defiant statement on March 16, asserting that Tehran has not requested a ceasefire and will continue to resist indefinitely. International support for U.S. naval operations remains mixed. South Korea’s president warned of a possible "worst-case scenario" regarding the regional economy and indicated that any military response must comply with domestic legal restrictions. This cautious stance highlights growing friction among non-Gulf allies regarding the U.S. call for a multi-national naval coalition to secure the Strait of Hormuz.