Beyond SSS-Rank After Getting The God System - Chapter 241 - 240: The Battle For Humanity Part 4

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.

After learning about my girlfriend's infidelity, I got drunk and woke up in the world of the novel R-19.I became a character who is not even included in the extras of the novel — the useless and unnecessary daughter of the Duke de Walt. However, I didn't care about it, because I knew what this world was waiting for ahead.In the near future, the Ruvens Empire will be mired in chaos, and in order to survive it, I decided to quietly sit out in the manor enjoying a luxurious life. Everything went according to plan, until one day I made just one fatal mistake.A year after my rebirth, I accidentally found a wounded commoner in the forest. Out of pity, I decided to take her in and kept her. We lived together until I found out that this was the main villain who was supposed to die at the end of the novel. But because of my interference, the plot of this damn book continued with me!I have to run now! But where...?!After all, this crazy woman is now stalking me.— Where are you going, lady?— I… just went out for a walk.— Take a walk? The border of the empire is not the best place to walk. Let me walk you back.With the sword in her hand, I didn't have a chance to refuse.

There once was a boy who was an orphan and suffered abuse from his village residents. The only friend he had was the dummy scarecrow on the field, whom he talked to. One day, a wealthy man brutally beat the boy. The next morning, the wealthy man was found dead, and the scarecrow was covered in blood. Terrified, the villagers were convinced that the scarecrow had come to life to avenge its tormented friend. And it was the last scarecrow ever placed again in the fields, considering it a sign of death. — After scarecrow dolls begin appearing in the streets of Riddleford next to murder victims, the town is thrown into chaos.When the hunt for the mystery scarecrow murderer begins, it is only a matter of time before the famous Frontier Hall Opera House employees are subjected to suspicion, each protecting a secret of their own. But is that all that is going on? Or is there something unseen?

You take up a student career.

Student career upgrade to lv.7

Acquired skills: primary school knowledge, junior high school knowledge, high school knowledge.

You take the college entrance examination,

You got a perfect score.

Your basic occupation has been upgraded to lv.9, and the job transfer system has been activated.

You change jobs to become a scientist, you gain R&D skills

You use research and development skills to get space fortress construction technology

You use R&D skills to gain starship technology.

You are invincible.

- Description from novelbuddy