Argentina's foreign minister Pablo Quirno declared on Tuesday that his government would prevent the Falkland Islands from extracting offshore oil as part of a strategy to reassert sovereignty over the disputed territory. Quirno made the statement during a speech at a Buenos Aires thinktank in the presence of the British ambassador. He criticized the British government for refusing to open negotiations over the islands and for supporting a major offshore oil development project in Falklands waters. The move represents the latest assertion by Argentina of its territorial claim to the islands, which it calls Las Malvinas. Argentina has pursued sovereignty claims to the territory for decades, including through military invasion in 1982 that ended in British military victory. The country has since pursued what Quirno characterized as a peaceful strategy to reassert control. By blocking oil extraction from Falklands offshore fields, Argentina aims to increase economic and diplomatic pressure on the British-administered territory and its supporter, the United Kingdom. Quirno's statement signals that Argentina intends to use its leverage over regional resources and shipping lanes to constrain development in the islands. The Falklands remain a flashpoint in Argentine-British relations, with Argentina viewing the territory as historically part of its domain and Britain maintaining that the residents have the right to self-determination. Britain has rejected Argentina's sovereignty claims. The oil development referenced by Quirno represents a significant economic opportunity for the sparsely populated islands. Argentina's announced opposition to these projects underscores its willingness to employ economic tools alongside diplomatic pressure to pursue its territorial ambitions. The dispute reflects broader tensions over territorial claims and resource rights in the South Atlantic region.