Argentina’s escalation of legal action against Israeli-owned Navitas Petroleum and its partners signals a harder line on offshore hydrocarbon development in disputed Falklands waters. The criminal complaint targets the Sea Lion project’s March 2028 production start date and could complicate financing and contractor relationships as the government expands its sanctions list from 45 to 60 entities. President Milei’s parallel commitment to prioritize a Ushuaia naval base in the 2027 budget indicates Argentina will sustain pressure on operators beyond courtroom proceedings.