MTL - Nine Sun God King - Chapter 46 Admit mistake

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.

Ever since an NPC named Shu ChunChun, who had been taken advantage of and used carelessly by the world-hoppers, awakened her consciousness, she knew that the only way to drive out the world-hoppers was to make them fall for her, HARD.

- Description from Novelupdates

She was reborn back to 11 years ago, when everything was fine, her family was still alive and she had not experienced the pain of destruction. Since she had the chance to restart, she decided to seek revenge on those who had hurt her! She would also leverage her knowledge and strength to lead her family to a prosperous life. However, she has a regret: despite being reborn, she still ended up marrying him, a man who was difficult to approach...

“Someone Wants to Disturb My Cultivation” There are still stones in the Ascension Thunder Tribulation. This foul operation directly smashes the heroine into a peasant girl, and she can’t do anything in farming and business.

ps: Don’t look at me fat, the male protagonist chases me to the realm of the gods.

There are more than three thousand avenues, and everyone’s way is different

Humans are human, demons are demons

Chu Yunyan also has her own way

Of course, if he hadn’t accumulated great virtue while cultivating demons, how could he have been brought to take away such a good body after his self-destruction.

Yes, if you don’t get trapped on the starting line…

She will definitely thank the eighth ancestors of the Wang family.

Very serious and relaxed, humorous, decisive in killing, taking over the man and cultivating immortal writing

- Description from novelbuddy