Deliberately Approaching - Chapter 6 - This is going to be trouble!

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.

When Xu Ying woke up in the post-apocalyptic world, she found herself back at eighteen years old in her previous life!Luckily, her portable space was filled with spoils from raiding supermarkets, including clothing, food, shelter, and various weapons and medicines.This made Xu Ying ecstatic.In an era of scarce resources and poverty, she had enough to ensure her family lived a good life.While other families favored sons over daughters, Xu's family had always cherished Xu Ying as their precious jewel. Having squandered a good hand in her previous life, she was determined to do better this time by kicking scumbags to the curb and tearing down the 'green tea' women, all while protecting her family and incidentally snagging the toughest man in the village!Huo Chen had a solitary nature and fearsome appearance, causing children to cry at the sight of him, but Xu Ying, who had honed her skills during the apocalypse, was not afraid of the notoriously fierce man at all.Xu Ying: What do you want to do? We're just partners.Huo Chen: You think you can seduce me and then run? No way.

The young man Ye Tian obtains the ability to copy the talents of others and now fights against the heavens to change his fate.He struggles to survive and protect his sister from the apocalypse of the alien beast invasion.In order to become stronger, he begins to explore the unknown world and gradually reveals the secret behind the invasion of the alien dimensions....Ye Tian: My friend, your ferocious beast, the armored rhinoceros, is pretty good. Can you let me touch it? The proud daughter of a certain heaven nodded in confusion. Ye Tian touched an armored rhinoceros and secretly copied the armored rhino's top defensive talent.Ye Tian: Friend, let’s be friends. Ye Tian stretched out his right hand, shook hands with the somewhat confused genius, and secretly copied the other person's advanced cultivation talent, revealing...

A man is stabbed by a robber on the run after pushing his coworker and his coworker’s new fiance out of the way. As he lays dying, bleeding on the ground, he hears a voice. This voice is strange and interprets his dying regret of being a virgin by giving him the [Great Sage] unique skill! Is he being made fun of ?!