Chemistry - Chapter 91

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.

An ordinary student accidentally traveled into an other universe and became the king of a small kingdom. He had gotten a “Cheating Code” of life and was able to complete something extraordinary. This is the story about a king that was able to conquer continents and leave behind him an ultimate legend that will be recited between every generation to come.

- Description from novelupdates

Thea Lynch was seventeen when she injured her ear and temporarily lost her speech. Her parents passed away in a car accident, leaving her and her brother to rely on each other. Later, her brother was transferred for work and left, and she was taken to live at her grandmother's house in Westmere. During this period, her brother entrusted friends to check on her, and the one who visited most frequently was the “Third Brother”—Ian Preston, who was five years older than her.Coronet is over a hundred kilometers away from Westmere, yet he insisted on accompanying her to see doctors, patiently teaching her how to speak, and even appearing at her school gate every evening. He saved all of his gentle caring for her, but everything stopped abruptly before she could muster the courage to confess. Her secret crush was unsuccessful, and a sudden change at home caused her to leave, cutting off all contact with him.When they met again, it was seven years later when she returned home for a matchmaking date and was cornered by him in the restaurant corridor, “That guy downstairs, is he your date? How come after spending several years abroad, your taste has gotten so much worse? With better options around, how can you choose him?”“Who is the better option?” she instinctively asked.Ian Preston: “Me.”[Childhood sweethearts, getting back together, mutual unrequited love]

William Hunter was a young high-school student who was constantly bullied and made fun of by the people around him.

Suddenly, one day, everyone was given a system and transported into a parallel apocalyptic world filled with powerful hordes of zombies, wrecking havoc on everyone and everything. Even with systems, most people struggle to survive.

[You have received the ???-rank system, Minion Controller]

[You have received 1x Woodcutter Minion and 1x Warrior Minion]

[You can buy more minions in the Shop]

What was this?

[Your Woodcutter Minion has collected 21 wood, it is now level-2]

As other people struggled to survive. William would be able to create an army of minions and take over this hellscape