Depending on how much time you have, this one is really good but reallllly long: https://www.mangago.me/read-manga/silver_diamond/
But it would be excellent to write about, it’s a fantasy adventure with amazing world building and quite thought provoking with an interesting take on religion.
For shorter ones, I recommend:
https://www.mangago.me/read-manga/kamisama_to_toberanai_tsukai/
https://www.mangago.me/read-manga/kabe_no_naka_no_tenshi/
https://www.mangago.me/read-manga/500_nen_no_itonami/
It will be good for the history purpose the way old time people uses talented poor people maintain their families mark on painting but ni one is talented so they used some guy and use like shit and make him draw paintings for them -
https://www.mangago.me/read-manga/a_proxy_painter/
Somehow my teacher suggested to me I could review a manhua/manhwa for a project so please give me good one to read, my teacher is really open so it can be bl just no sex scenes please. Preferably a fantasy world type because of the subject of the assignment. IT HAS TO BE COMPLETE!