There Is A Huge Problem With My Achievement System - Chapter 758 - : A Deal That Would Make No Loss

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.

Ban Yu-won can understand all the languages in existence. He was able to translate every language, modify it.

As a child, when Ban Yu-won first learned about the existence of the fictional building called the Tower of Babel in the Bible, his respectable grandfather told him it was their ancestors who built it.

“The Tower of Babel was completed without collapse, and people have the wrong idea.”

One day, out of the blue, the Union Academy practical exam began. Finding traces of his ancestors at the academy, Ban Yu-won decides to enroll in the academy full of monsters.

Earth is the human civilization’s cradle, but humans cannot possibly live within its cradle for eternity.In 2264, the first deep-space colonization spaceship of human civilization leaves the solar system and enters the boundless darkness…Zhang Yuan, son of the man behind the spaceship’s main control system, is one of the half a million volunteers to embark on the 20 light-year journey to a new planet.Follow Zhang Yuan on his journey of gaining new knowledge, exploring the unknown, and finding out what's the secret behind the intelligence enhancer his father left him.

Mo Han was in a tough spot. His daughter, Chen Chen, needed a lot of money, three hundred thousand, for an operation to treat her leukemia.He didn't have the cash and didn't know what to do. So, he tried to come up with some sneaky plans near a bar, hoping to raise the money that way. But things went from bad to worse when an old classmate who had rejected him in college caught him red-handed. She made fun of him and made him feel even worse.When Mo Han's wife, Luo Ning, found out about the situation, she rushed over with Zhang Hao, who had a crush on her. But instead of helping, Luo Ning shocked Mo Han by suggesting they get a divorce! And just like that, she left with Zhang Hao in a car, leaving Mo Han feeling alone and confused.After a night of heavy rain, something amazing happened to Mo Han. He unexpectedly inherited something really special from someone called Ye Lingfeng, a fallen medical expert. From that moment on, Mo Han's life took a turn. He decided to take charge of his own destiny and set out to change the world, no matter what challenges came his way.