The OSM Community discusses the Trump Administration's renaming of "The Gulf of Mexico" to "The Gulf of America"
(community.openstreetmap.org)
Wiki says we should use ISO 639 language codes, but en-us is a BCP 47 code. There is a section about this on the wiki, that we should switch for that standard because of situations like this: https://wiki.openstreetmap.org/wiki/Multilingual_names#Issues