Pokémon: Chronicles of Freedom - Chapter 779 - 778: Kingdra

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.

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

Killed by a Sage Emperor and reborn as his 13 year old self, Nie Li was given a second chance at life. A second chance to change everything and save his loved ones and his beloved city. He shall once again battle with the Sage Emperor to avenge his death and those of his beloved . With the vast knowledge of hundred years of life he accumulated in his previous life, wielding the strongest demon spirits, he shall reach the pinnacle of Martial Arts.

Shi Qian opened her eyes and looked at the man’s handsome face.

“You have to be responsible to me.”

The thin lips of a certain black-bellied evildoer slightly hooked, with a smile that was not a smile.

From then on, there was an extra goblin in the house of Lord Zhan, the great demon king of the imperial capital! The big devil turned into a faint king and spoiled the little goblin to the sky!

Some people: “It’s useless except for that face, it’s just a vase! I’ll be dumped by Master Zhan sooner or later!”

Not long after… the legendary god turned out to be that little goblin!

Why does the boss of the hacker army look a bit like that little goblin!

The founder of the popular game on the Internet is more like that little goblin.

The woman who defeated the number one expert in the ancient martial arts is also a bit like… a boss! Kneel down!

- Description from novelbuddy