Excruciating Deep Love with You - Chapter 18: Is It You Who Saved Me?

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.

Great Cultivator Chen Fan had failed his Tribulation period, but after a dream, he had returned to Earth, when he was young, five hundred years ago.

“In my past life, I reached the peak in the universe. I looked down upon the myriad of worlds, but with no one accompanying me. In this life, I wish for both.”

- Description from novelupdates

Shen Yubai from the international class is a wealthy young master, enormously powerful and notoriously difficult to deal with, haughty and proud. The transfer student, Shen Sinian, is fresh and handsome, sunny and cheerful, with a mysterious background, almost mythical.Xu Chuning from the regular class and her mother rely on each other, living a meager life, attending school with the aid of scholarships. She should have nothing to do with either Shen Yubai or Shen Sinian.However, recently, schoolmates have noticed that she and the transfer student Shen Sinian are unusually close, their interaction ambiguous. Shen Sinian seems to do everything she says, whereas Shen Yubai from the international class shows special attentiveness towards her.One day, schoolmates even overheard Shen Yubai cornering Xu Chuning, asking her in a deep voice, “Who is better, me or Shen Sinian?”Classmates: “?”Is this some kind of love triangle showdown?

After being rescued from the perpetual life of slavery as an Arcane Vessel, Theo is given a choice: To continue with his sad and miserable life, or to join a group of Mercenaries called The Ak’ashi Guild and change his life forever.Upon choosing the latter, he must now go through immense challenges and learn even more truths about the world than he ever thought existed.... All while doing his best to survive in the current age—the Arcane Era.Tags: Fantasy. Action. Adventure. Magic. WeaktoStrong. Romance. NoHarem. SliceofLife.