委内瑞拉宣布启动“探索性外交”，美代表团抵委评估重启使馆

Group 1: Diplomatic Relations - Venezuela and the United States are initiating a process to normalize relations, marking the first substantial diplomatic contact after over five years of severed ties [1][3] - A U.S. State Department delegation has arrived in Caracas to assess the reopening of the U.S. embassy, with Venezuelan representatives also set to visit the U.S. [1][3] - Venezuela's Foreign Minister announced the government's decision to start "exploratory diplomacy" with the U.S. to restore diplomatic missions and address mutual concerns [1][3] Group 2: Oil Investment Opportunities - The Trump administration is adjusting policies to allow U.S. oil companies to invest in Venezuela, focusing on rebuilding the country's oil infrastructure [4][5] - Major U.S. oil companies, including Chevron and ExxonMobil, are expected to invest at least $100 billion in Venezuela's oil and gas infrastructure [5] - The U.S. Energy Secretary stated that investments will primarily come from corporate capital, with no current requests for government funding from oil companies [4][5] Group 3: Military and Security Actions - The U.S. military has conducted operations to intercept vessels involved in transporting Venezuelan oil, with the latest operation resulting in the seizure of the "Olina" tanker [6] - This marks the fifth interception of vessels related to Venezuelan oil exports in recent weeks, aimed at controlling the flow of oil from Venezuela [6] Group 4: Regional Security Concerns - Colombian President Petro expressed concerns about potential military actions similar to those faced by Venezuelan President Maduro, indicating a climate of insecurity in the region [7] - He noted that Trump had previously hinted at possible military operations in Colombia, although he believes the immediate threat has been "frozen" [7]