Arifureta Shokugyou de Sekai Saikyou (WN) - Chapter 432 Tortus Travel Journal ? The Self-Aware Shizu-nyan

She, a hidden technology boss, is obsessed with blood and kinship. She died tragically in a previous life and has a new life. She just wants to protect her true relatives!

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?? He, the Emperor of Dark Night, glanced at her inadvertently and caught a glimpse of her stubborn appearance with tears in the corners of her eyes. Since then, he has embarked on the road of pampering the girl, and he will never return!

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But who knows, the Jiaojiao girl in her arms is a real all-around boss.

The boss of the world’s No. 1 chaebol: “Is there any order for Miss An? The little one is willing to help Miss An.”

Dean of the Global Research Institute: “Miss An, I heard that you like the sea, I bought ten islands for you…”

The world’s number one hacker: “What? Someone bullied my boss? Hehe, courting death!”

The world’s first medical doctor: “Miss An, do I have the honor to come to your twentieth birthday party?”

…

When luxury cars came to the capital and the big guys lined up to greet the girls of the An family, the world shook, and the whole world was shocked!

- Description from novelbuddy

When Qiao Moyu awakened, she found herself in a novel world and had become the villainess who was loathed by the President, the story’s male protagonist.

Qiao Moyu, the President’s childhood friend, came to his door whilst holding a baby, but the man said he won’t take any responsibility since the child wasn’t his!

As she stared at her adorable and proud little toddler, Qiao Moyu decided to take this chance to raise her son while having a fresh start in her acting career. As for the other problems, she’ll just take it easy!

However, a few months later ~

President: “You’re not some disgusting mosquito blood, you’re my white moonlight (first love).”

Luo Luo: “Mama, he’s not Baobei’s father. Baobei doesn’t want him.”

A certain Film Emperor: “I want both you and the child.”

Online fans: “Qiao Moyu is ours!”

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.