# Trump administration territorial expansionism > Live situation record from CLSTR: https://clstr.news/situations/trump-administration-territorial-expansionism > Updated: 2026-09-18T01:18:30.000Z. Sources: 5. Developments: 2. Donald Trump has initiated a period of territorial revisionism through social media rhetoric and official government actions. Initially, the administration utilized unconventional social media posts, including AI-generated imagery and maps, to suggest expanded American territories covering parts of North and Central America, Greenland, and Iceland. This rhetoric included suggestions for Canada to become a U.S. state and threats of military action in Mexico, Cuba, and Colombia, alongside interests in controlling the Panama Canal. This stance has since evolved into formal policy efforts. The administration has utilized executive orders and the U.S. Board on Geographic Names to rename shared geographic features to reflect American interests, such as designating the Gulf of Mexico as the ‘Gulf of America’ and Lake Ontario as ‘Lake America’. Analysts describe these actions as a reinterpretation of the Monroe Doctrine intended to assert U.S. hegemony over the Western Hemisphere. ## Timeline ### 2026-09-18: Donald Trump promotes territorial revisionism through geographic renaming President Donald Trump is advancing territorial revisionism through symbolic maps and executive orders that rename geographic landmarks and signal expansionist ambitions in the Americas and beyond. 2 sources. https://clstr.news/cluster/donald-trump-promotes-territorial-revisionism-through-geographic-renaming ### 2026-09-08: Donald Trump issues territorial claims amid Republican succession debates Donald Trump's recent social media activity includes provocative territorial claims and AI imagery, while Republicans prepare for midterms amid growing debates over the party's leadership after his presidency. 3 sources. https://clstr.news/cluster/donald-trump-issues-territorial-claims-amid-republican-succession-debates --- Cite as: Trump administration territorial expansionism. CLSTR, https://clstr.news/situations/trump-administration-territorial-expansionism