This Sword Cultivator is Somewhat Dependable - Chapter 587 - 62: The Three Great Sword Immortals of Chang’an_2

The young man Ye Tian obtains the ability to copy the talents of others and now fights against the heavens to change his fate. He struggles to survive and protect his sister from the apocalypse of the alien beast invasion. In order to become stronger, he begins to explore the unknown world and gradually reveals the secret behind the invasion of the alien dimensions…

The once greatest Saint underneath the heavens has been reborn after one hundred years. He cultivates with mighty skills, and he fights to once again reach the top of the world!

Don’t compete with me when it comes to concocting pills, 100% effectiveness means nothing to me.

Don’t compete with me when it comes to cultivation speed, I won’t be responsible when you die from embarrassment.

Don’t compete with me when it comes to experience, as I’m an ancient ancestor.

The existence of Jiang Chen is destined to ridicule thousands of geniuses……

- Description from Novelupdates

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 created a game character.Instead of taking several perks, I added restrictions.▶Restriction (I): “Curse of Sensory Seal”─Permanently seals a chosen sense.─Choice: Sight, Taste, Smell▶Restriction (II): “Curse of Short Life”─You are born with a body doomed to a short life.▶Restriction (III): “Curse of Silence”─Speaking causes you pain.When the next day came, I couldn’t see anything.