Galaxy Domination Guide - Chapter 708 - 694 should be eliminated

In her previous life, as Yun Xi lay on her deathbed due to a terminal illness, her famous painter husband said to her heartlessly, “Yun Xi, let’s get a divorce. I would never marry you if I knew that your sister was the one who saved me.” Yun Xi was dumbstruck. It was actually her who saved Mo Ran! She struggled to look at her sister, Yun Lian to see what was going on. Yet, what she saw made her heart sink into her stomach. Yun Lian lowered her gaze as she said, “Sister, I’m sorry. My Brother-in-law and I truly love each other. I’ve been hiding this for so long now, and I can’t hide it any longer.”

[Female disguised as man, 1v1 strong man and strong woman]

No green tea, no dog blood, feel free to enter the pit. In the eyes of fans, “he” is the almighty male god. In the e-sports circle, “he” is the invincible e-sports god. Likewise, “he” is a mysterious computer genius. But in a person’s eyes, “he” will always be his favorite child.

“Gender is not a problem!”

Fu Yanxing looked at An Chen and said this seriously, but why did An Chen’s expression look a little strange?

When a boyfriend became a girlfriend, Fu Yanxing asked every day, “When can I marry my child home?”

- Description from novelbuddy

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.

Reborn into an ancient world of hardship, Chen Qing became a scholar who toiled through ten years of cold study, finally achieving fame on the golden list. Just when he thought he'd join the ranks of the literati, marry a beauty, and reach the pinnacle of life, he suddenly found himself entangled in a bizarre and fantastical incident.It was also at that time that he discovered this world was far from simple—there were man-eating demons, heart-bewitching devils, and even the legendary immortals who could live forever but were exceptionally strange!What he found even more inconceivable was... these deadly things seemed... to all have been designed by himself!!!