The Useless Miracle Doctor Consort Is Spoiled Rotten by the Prince! - Chapter 2: Medicine King Valley

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.

“I can’t do it anymore. Stop it…I can’t take it anymore!” The second young master stopped in his tracks and raised his brows as he stared at Miss Jiang. “All you had to do was jog, so—”

“You don’t want to learn math and you don’t want to learn English, so what do you want to learn?”

“Do you teach anything I want to learn?”

“Crap, otherwise why would I come to teach you as a home tutor.”

“I want to learn how to kiss.”

“……”

I originally thought that when I was going to tutor i was going to meet a little puppy, I didn’t expect it to be a little wolf dog.

Later, Yu Wan looked at Han Ye seriously: “Sorry, I have never considered finding a boyfriend younger than me.”

“Even if he’s an hour younger than you? ”

“A minute younger!”

Han Ye also thought about it, and the handsome boy approached her with a smirk. “Then you should start thinking about it now…”

- Description from Novelupdates

In a parallel world, Fang Heng travels through an unlucky ghost who just committed suicide.

Ok? What? All humans in this world are forced to join the game?

shock! Will you be wiped out if you don’t play the game?

Good guy, this unlucky guy who committed suicide turned out to be an ex-professional player?

He actually has the highest-level S-level talent skill – Zombie Clone?

The S-level talent has actually been upgraded! Can my zombie clone hang up?

[During your offline period, your zombie clone group has completed the production of a wooden logging axe*720; you have gained basic production experience value: 1921].

[During your offline period, your zombie clones cut down 27,821 trees; you get wood*128,973, and you get skills-basic cutting experience: 2171921].

When the players were still struggling to survive in the zombie apocalypse, Fang Heng’s zombie clones had already begun to evacuate the entire forest.

Fang Heng: This game is a bit interesting.

- Description from novelbuddy