Rebuilding the Immortal Cultivator Clan - Chapter 1340 - 1139: Gap

Time flew by. Even though their graduation was a long time ago, after countless nights and passing through fleeting time, their story is still circulated around the quiet campus of University G. This story has many different versions, but there is one thing that everyone knows to be true. Back then, that ordinary girl betrayed the genius of the fine arts faculty and yet, his love for her still remained. For her, he nearly died in a fire. For her, he gave up his chance to study abroad. Years later when they meet again, he is successful with a new girlfriend in his arms and she is indifferent with a light and clear smile. However, unknown to anyone, her longing had begun long ago and even now flooded her thoughts…

- Description from Novelupdates

After leaving earth in a pathetic way, Asher finds his soul in the body of a baron's bastard son.As the last surviving member of the Ashbournes, Asher must take up the mantle and build his territory or die in the jaws of a beast or the blades of hungry nobles greedy for his territory.Luckily, he did not enter this man-eat-man world without support.[Ding! Soulbinding successfully completed.][Would the host like to upgrade your bronze-ranked butler to a powerful silver-ranked swordsman? Yes or No.]

He was born with the most powerful attribute ever seen—yet it’s the one power that no one can control. Not even him.Unstable. Chaotic. Dangerous.Aramith lived an almost quiet life—until strange visions and fragmented memories began to haunt him. Whispers of a name he doesn’t remember. Shadows moving where none should be. And a voice, deep within, urging him to awaken.When hidden forces begin to stir, and those he trusted reveal their fangs, Aramith is thrown into a war of secrets, bloodlines, and ancient powers.He doesn’t know who he is.He doesn’t know what he is.But something inside him does.And it’s waking up.In a world ruled by strength and deception, what happens when the greatest threat is the truth buried within you?And what will you do when you find out your world is nothing but a tiny piece, a fragment of a greater universe you never were prepared for, one that wishes for your extinction?

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.