The Malevolent Female Villain Turns Out to Be Me - Chapter 136

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.

With a marriage contract forcefully done, he married her, and all she could do was comply, and resent him deeply for that and for all the following misunderstandings they faced, and she understood too late she loved him.

But after a life of misfortunes, she’s reborn to the very beginning, the day he told her they were married, and she was determined to cherish him in her second life!

Lin Mu Mu’s life goal is to : grow flowers and plants, and take care of Yun Ting.

Yun Ting’s life principles are : Love Lin Mumu, Love Lin Mumu, Love Lin Mumu!

- Description from Novelupdates

She comes from the top of Zhongshan Mountain, she is covered with frost and snow, she is unparalleled in beauty, but she has no talent for “love”, and she likes nothing more than a cup of tea in her life, watching the excitement.

It is said that she was young and ill-fated, with a weird personality, but in fact, she can also be obedient and docile, with a smile like a flower.

It is said that she has a mean tongue, arrogant and rude, but in fact, she can also smile sweetly and be gentle and amiable.

but–

She… is… is… no, happy, willing!

Until that day, she met a boy.

Half of the city is full of wind and moon and half of the city is snow. All the scenery in her life are brilliant because of him.

…

- Description from novelbuddy

Cheng Feng, an ordinary young man. He isn’t genius, however, his elder sister has a unique body, Nine Linglong Body.

One day, his brother in law awakes an eight order martial spirit and become a peerless genius in Hidden Dragon Academy. In another side, he can reach that step because of receiving the help of Cheng Feng’s elder sister.

When Cheng Clan’s people think that their clan will rise and advance to a higher status, but this is the beginning calamity of Cheng Clan. Their talented son in law writes off the marriage,

Cheng Clan Patriarch dies…

….

His elder sister commits suicide…

After Cheng Feng sees the calamity of Cheng Clan, his heart is wrath, he only wants to revenge to the people who cause his clan fall to this step.

” I will take revenge to the people who make…”

But he doesn’t have the strength to do it until he hears a mysterious voice…

- Description from Novelupdates