MTL - Ghosts Know What I Experienced - Chapter 20

From a media tycoon’s daughter to a poor plumber’s girl, but it seems that Yu Yao is unfazed? She opened the eyes of the sky, and her life has been opened all the way. She is an eighteen-year-old girl, but as soon as she turns around, she becomes a big boss who no one in the entertainment industry dares to offend.

- Description from Novelupdates

5 years after the world changed, the final boss appeared.

The top five players in the world, including Specter Seo Jun-ho, finally defeated the Frost Queen…

But they fell into a deep slumber.

25 years passed.

“A second floor? It didn’t end when the Frost Queen died?

Specter awakes from his slumber.

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.

Lawyer Tang Fangjing had finally made it through time-travel, only to discover that he was terminally ill, thank goodness for the systemBut he needed to achieve more than two hundred percent completion in order to ensure his own survivalAnd so, an extremely unorthodox lawyer emergedThinking you can just cut off an employee and provide severance pay?Come on, let's calculate the exorbitant overtime pay, including mobile communication after hours as overtime!Property management that does nothing but collect money, thinking about pulling out just like that?Gradually establish a resident's committee, backtrack twenty years of accounts, secure a huge compensation from property management without saying, and also send the property boss to jailWho's shirking responsibility for the unfinished building?Come at it with both administrative and civil lawsuits, make clear whose responsibility it is, whoever needs to go in must go inBeyond that, there are salary disputes, labour service scams...'When you encounter a problem, sending people to jail will naturally solve the problem' — Tang Fangjing