World Version Updates - Chapter 91 - 90: Your Excellency Law Enforcement Officer, you wouldn’t want...

Before being reborn, she made a fuss every day, only wanting a divorce, divorce, and another divorce, until she was in danger and he died to save her.After rebirth, she was overjoyed, only wanting to love him, love him, and love him dearly.However, someone is too aloof. What to do? No problem, she is prepared with eighteen different skills, not to mention she has a 'fox' strategist.Thus, she deals with scumbags with one hand and flirts with him with the other, leading to happy days that bloom like flowers.“Report, someone confessed to sister-in-law.”“What? Someone dares to take Mu Qiancheng's wife? Bring that blind fellow to me, I want to have a good chat with him about life.”

After annihilating Han, Zhao and Wei empires in succession, the dynasty of Qin is ushering in an unprecedented flourishing age with powerful cultivators emerging endlessly. People take pride in being part of the Qin dynasty. However, Ding Ning, a young lad of humble origin in Changling, Qin, is determined to subvert this dynasty and kill the emperor who breaks in the Eighth Realm.

- Description from Novelupdates

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.