+5 Yes, Puerto Rico is widely considered a colony—or often described as the world’s oldest colony—due to its status as an unincorporated U.S. territory. While residents are U.S. citizens, they lack voting representation in Congress, cannot vote for president,

And if you do try to define object science-based criteria, you get things like New Zealand is a continent
Same thing with planets. Rather appropriately the now-classified-as-a-dwarf-planet named Eris (after the goddess of strife and discord) being discovered was what set the wheels in motion that led to Pluto losing it’s status as a planet.
Yeah, this is such a shame: we could have been at like 13 planets by now!