A Hospital in Another World? - Chapter 604: Presenting Heads, Please Lecture

“Those who defy the heavens must be prepared to pay the price.”Zhu Rong dared to forge a divine grade weapon in the mortal world, an act the heavens deemed a challenge to their authority.In response, the tribulation descended with fury, striking him down and ending his life in a blaze of divine wrath.But death was not the end.In the moment his soul scattered, he awoke once more... in the body of his 17 year old self.With his memories intact and the mistakes of his past laid bare, Zhu Rong is granted a second chance, to repair the regrets that once shackled his heart, to reclaim the strength he once lost, and to finish the masterpiece that cost him everything.This time, he will forge his legend anew.And this time, not even the heavens will dare to stand in his way.

What could be worse than getting married to a demon prince as a human princess for a forced truce?Being in a place surrounded by demons was like a nightmare to Aelin. Demons and humans have always despised each other after all. But things only go downhill, when her husband leaves her shortly after they spend a night together to go fight a war with unknown beings which leaves Aelin at the mercy of her enemies

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.

The young master of the Huo Family was well-known in the Rong City. Having been brought up in a military, political, and business family, he was decisive in dealing with businesses, yet sexually continent as it was said. Nevertheless, he happened to fall in love with an illegitimate daughter.