Strongest Counterattack - Chapter 416 - What?

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.

MATURE CONTENT. DARK FANTASY ROMANCE.Kaya is more than just a wolfless omega; due to her unique appearance, her fate is far from the usual cliché.After enduring years of relentless bullying and abuse from her packmates, she clings to the one glimmer of hope in her bleak existence: her mate. The Alpha of her pack. The man she trusts above all else. But to his Luna, Kaya's very existence is unbearable.Naïve and devoted, Kaya never questions her Alpha’s intentions, until the day her world shatters. Sold off to an allied pack, she is taken by rogues on her way to her new “home.” With no wolf and no hope of rescue, she prepares for the worst.But fate has other plans.In the midst of her despair, something impossible happens—she shifts for the first time. And in that moment, she comes face-to-face with her true mate: Alpha Magnus, the ruthless leader of the most feared pack under the Lycan King’s command.Thrust into a life of power and danger, Kaya must navigate a world she was never meant to be part of. But shifting was just the beginning—her trials are far from over.Please note that this novel is intended for a mature audience only. Some chapters contain depictions of violence and abuse, so read at your own discretion.

Luo Qing Chen is a wandering spirit that died thirty thousand years ago, roaming the Chaos Space

In order to not turn into dust, she is bound by an ice cold system to travel through time and space to complete missions.

Girls that pretend to be weak?  Slap them without explaining.

A silly cannon fodder?  Helping them amass treasures.

Meeting a real male god?  All of them will pamper.

System: Dear masters, what do I do if my host even dares bully the heavens?  Waiting for an answer, it’s urgent!

A certain male god: Change systems.

System: ヽ〔?Д?〕丿

A demon phoenix cultivator died in the hands of his beloved and was merged with a young master with the same name. Their souls were fused and now, the new Feng Fei Yun is struggling to become stronger and survive in the human world.