Hetalia is an OTL Anime and Manga and webcomic series by Hidekazu Himaruya. It presents many political and historical events (mainly about the Axis Powers during World War II) and are represented by anthropomorphic characters. The series also mostly uses satire and comedy to for well-known historical events and trivia.
Other variants of Hetalia have also appeared in other time-lines of the multiverse, but not limited to: