Argentine President Javier Milei called on the country's political, economic, and social leadership to demonstrate a united front regarding the sovereignty of the Falkland Islands on 2026-04-12. ^[1] The Argentine Foreign Ministry initiated sanctioning procedures against 45 individuals and companies on 2026-04-12 for allegedly violating Argentine law by participating in hydrocarbon exploration and exploitation activities in the Falkland Islands. ^[2] President Javier Milei announced he would sign a decree to expedite sanctioning procedures under Law 26.659 against companies involved in oil exploration initiatives in the Falkland Islands. ^[3] President Javier Milei stated during a national broadcast that the Falkland Islands are Argentine by history and by right. ^[4] The Argentine government stated it would use all state tools, including diplomatic, economic, judicial, and legal means, to deter companies and actors violating Argentina's sovereignty rights over the disputed territory. ^[5] Law 26.659, approved by the Argentine Parliament in 2011, establishes sanctions for companies conducting hydrocarbon exploration or exploitation on the Argentine continental shelf without authorization, as well as for those providing direct or indirect services to such projects. ^[6] President Javier Milei signed a decree to accelerate the application of Law 26.659, which regulates hydrocarbon activities on the Argentine continental shelf, authorizing the sanctioning of entities operating without authorization. ^[7] President Javier Milei stated that the Falkland Islands, South Georgia and the South Sandwich Islands, and their corresponding maritime and insular spaces are Argentine by history and right. ^[8]