From Bullets To Billions - Chapter 430: The Biotech Gamble

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

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.

Si Shuo didn't get a compatible heart in time, but instead received the More Children, More Blessings System and was sent to the Beast World Continent.She is a mutated, blue-eyed, white-furred female Cat Beast with a congenital hearing impairment. Her fertility was even stripped away by her Mother and given to her older sister. She is now facing the crisis of not finding a mate and being sent to the female cave!System: Congratulations, Host, for obtaining a special-grade fertile constitution that surpasses even a Female Saint... Congratulations, Host, for obtaining the life-infused Wood Element Ability... Congratulations, Host, for obtaining a shared growth space... Congratulations, Host, for obtaining the Nine Lives Cat destiny, which can be inherited by your offspring.From then on, she began living a cozy life with a husband, children, and a warm home...

The eve of her sister's wedding, an accident happened, the responsibility her sister abandoned, should she bear it? She's not a professional scapegoat!“Um, it's my sister who wronged you, it has nothing to do with me.”“So, is there a problem with making you, her younger sister, repay the debt?”Faced with the man's dominance, May Morgan was on the verge of tears without shedding any.“But, we haven't had a chance to get to know each other yet!”“Then let's start getting to know each other now!”