Journey To Become A True God - Chapter 42 - Fairy Gate Level Up

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.

What if you woke up one morning and remembered all 999 of your past lives?

Chae Woojin, an actor who will shine brighter than the stars. A story about his journey towards his dreams!

“Ding! Soulbinding has been successfully completed; you will now head to the Heaven Awaken World.” After hearing this, Zhao Fu’s vision darkened as he fell to the ground.

With bleak prospects in the real world, Zhao Fu’s life is turned around when countless crystals fell from the sky one night, which people could use to enter an alternate, game-like world. After obtaining an ancient Chinese empire’s legacy, Zhao Fu uses his intellect and resourcefulness to develop his own empire from a tiny village. However, with enemies both in the real world and in the Heaven Awaken World, he must make brilliant decisions and use creative schemes to survive.

- Description from Novelupdates

Apollo was a genius who was talented enough to achieve big things in his life, but because of a rare genetic disorder, everything came to an abrupt end.But when he thought everything was done, he again opened his eyes to another world as the baby of a noble family. Knowing that this might be his second chance, he decided to do everything he could to create a good and free life for himself.But surprisingly, this world is not simple, as there are beings with extraordinary power who can control the lives and deaths of others, giants who can crush mountains, dragons who can burn the seas, and many more. So now, to truly achieve his goals, Apollo needs to learn and adapt to this new world where life and death can be matters of thought.