MTL - The White Cat’s Divine Scratching Post - Chapter 67 Conference

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.

[Ding!][Welcome to the fantastic world of Aether Babes!!!][Title granted: King of the Cosmos!]In his first life, Nick was an avid gamer. One of the top-ranking players in the gacha game Aether Babes, he never thought in a million years he'd be transmigrated into the world of his favorite game.However, it wasn't everything he imagined it to be. Somehow all the gods were dead, leaving him as the new King of the Cosmos far earlier than his character was supposed to be. More than that, it seemed like his favorite game actually contained the worlds of many different games...And as the King of the Cosmos, it was his duty to conquer every game, obtaining ultimate power.Finding himself in a dangerous plane of existence filled with exotic monsters and demons and even more nightmarish creatures he never dreamed of fighting in real life, Nick has to fight relentlessly just to stay alive. Luckily, he has the help of his favorite waifus!

The daughter of a duke, the stuttering Maximilian, married a knight of lowly status at her father’s coercion.

Shenwu mainland, Yangwu worships God. A generation of Tianjiao, Wu Sheng was born again. Too really water, refining the body. Boxing the world, feet and arrogance. The celestial emperor, the law is empty. “Dare to despise the brothers, all killed!” “The woman who dares to move the brother, has been sleeping!” “Brother is just a myth, no one!” – from the quotations of the Emperor Lingfeng. The Supreme Demon is a very popular fantasy fantasy type written by the author, and tells the vivid story of the Supreme Devil.

- Description from zhuishubox (translated)