Well said. Existential themes likely play out differently, depending on the historical circumstances. Fear of death, of course, is a standard existential theme.

So far, I've written these articles specifically on death:

https://medium.com/the-apeiron-blog/the-most-telling-fear-of-death-a9e1c78ef8b8?source=friends_link&sk=17eaaa7d8ab99c9e04e8718bb954bb3e

https://medium.com/grim-tidings/the-secret-known-to-children-or-near-death-adults-bbcc759e7743?sk=215f3659822e7e696dba34e151c95a70

https://medium.com/original-philosophy/why-busybodies-are-baffled-by-the-nature-of-consciousness-5b436c9636dd?sk=73195aaafb10ad2cccee4eabf15e7b95