Deep Space Wandering Fleet - Chapter 500 - 498: The Bubble of False Progress

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.

When disaster struck, Ling Mo knew that the kinds of zombies depicted in doomsday movies would in fact, be totally different from reality…

Normally, the most important thing to do during the end of the world is to survive, but when Ling Mo picked up his girlfriend from an abandoned bus, the trajectory of his life had gone completely out of control.

The cause of this was very simple. His girlfriend, mutated…

Wait, Shana, that sickle in your hand looks like its being pointed at my pants!

Senior sister! Stop trying to pounce on me the moment I’m distracted!

And little girl, is it really alright for you to just hide by my side and laugh?

Lastly…all of you, stop trying to bite me…ahhh!!!

- Description from novelupdates

Wonderful wizards mix and match Western magic and Eastern mysticism, and become the most unexpected wizard or Taoist priest in the world.

Tom: Watch out Vijay, Tiger Tank!

Vijay: Shrink quickly, just missing a keychain, hehe…

Tom: The mummy is resurrected, run

Vijay: What are you panicking about? Come and get a corpse talisman, stop first, just squatted in the pit and forgot to bring toilet paper…

- Description from novelbuddy