MTL - Strong Waist - Chapter 47 Duties of the back

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.

Laviore Bailey—the ‘fake saintess’ who banished the innocent princess and stirred up bad blood to wage war.

She’s the villainess with a façade of a saintess.

“I love you. So just shut your mouth and die. Okay?”

But the moment her trusted lover chose her as a sacrifice to the demon, and she realized her father was behind the plan, she killed herself by swallowing poison.

It hurt. It was so painful that she could not even scream. But it was fine. Because she knew this was not the end.

“I will save you this time.”

Then, she came back for her second life. She was determined to rescue those who were unlucky because of her and restored her life back.

“You do whatever you want for the man in your dream.”

Demian said with a rough smile.

“I’ll also protect you the way I want to.”

Mutation, Bloodline, Ancient, Parasite, Domain, Externality.

These six series of supernatural powers range from Level 0 to 4, with traces of their existence found throughout the development of mankind and society.

On to modern society, with the changes to the environment on Earth, when the first Level 5 Ability User appeared and caused a calamity to the world, Ability Users have become a form of decisive military power.

Teenage Justice Li Anping, after getting the strongest and most evil ability throughout history, will walk the path of justice and eventually his fall towards evil, and finally reach the peak of the food chain.

The entire mankind’s nightmare is about to descend, the earth will become a giant slaughterhouse, and none shall escape the terror.

- Description from Novelupdates

Good news: You've transmigrated! And you have a phenomenally powerful master!Bad news: When you were ten, your master ran off and left his wife behind, leaving you to prop up the crumbling sect all by yourself.Good news: An uninvited junior sister shows up, claiming to be the number one beauty in the world!Bad news: You were born blind.Good news: Suddenly, one day, you realize you have regained your sight!Bad news: Something is wrong with your junior sister… Something is wrong with your master's wife… Something is wrong with all of them!…You Su , who had always been a blind man, wakes up one day to see giant tentacles dripping with copper-green slime writhing restlessly all around him. He traces the tentacles back to their source—the entity wearing that snow-white, celestial dress is no holy fairy maiden, but a shifting grotesque mass of filthy flesh.…“You can see?”“Don't be afraid, Fairy. I'm blind.”