The evidence strongly and consistently supports the core of the statement, particularly the clause about a large U.S. oil company expanding its operations. Multiple high-authority sources, including Euronews, Argus Media, The Wall Street Journal, and an industry-specific outlet, explicitly confirm that Chevron is actively operating and has expanded its activities in Venezuela. This expansion was enabled by a specific license from the U.S. Treasury Department, creating an exception to the broader sanctions that remain in place. Sources use phrases like "expanded access" and detail Chevron's crude oil deliveries to the U.S., which directly substantiates the "expand operations" part of the claim.The only ambiguity lies in the plural "companies" and the phrase "moving into." The provided evidence focuses almost exclusively on Chevron. While one lower-authority social media source mentions "U.S. energy companies" in the plural, the high-authority sources do not name other large U.S. companies making similar moves. Furthermore, Chevron is technically expanding a long-held presence rather than newly "moving into" the country. However, the statement's use of "or" makes the confirmed expansion of a single, major company like Chevron sufficient to render the statement substantially true. The actions of one of the world's largest oil companies represents a significant shift that aligns with the statement's central assertion.