MTL - I Became the Ancestor of the Villain - Chapter 11 meet by chance

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.

In the 21st century, she was the outstanding world renowned darling of the field of archeology. Then, she transmigrated and became Jinjiang city’s Ji Family’ Third Miss, a small malnourished girl who starved to death. She was unfavored by her father and treated like air by the rest. Therefore, just to earn money and feed herself she had to return to her old profession – being a forensic anthropologist.

With a pair of dextrous hands, she stroked and examined those clickety white bones to solve old and dusty unresolved cases.

He was a handsome cold prince. Just to see the beauty smile, he would not hesitate to throw away his moral principles and repeatedly flirt with her.

In the end, he only received a supercilious look from her, as she declared “Prince, one touch is a 1,000 taels.”

“Then, this prince will give you 10,000 taels for a kiss!”

In the mortal realm where alchemy has long declined, a young man by chance obtains a supreme treasure, the Reincarnation Pearl, from the immortal world. Surprisingly, within this treasure resides the remnant soul of a female immortal sovereign who possesses the highest alchemical skills of the immortal world.“Do you desire power? Want to learn alchemy? Wish to ascend to the immortal world?”“I want you”Thus begins Mu Can's extraordinary journey against the heavens.