Clinging to Devoted Fiancé, Heiress Slays the World! - Chapter 26 Suddenly Becomes So Sentimental

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.

After dying from a strange terminal illness, Ling Lan was reborn into a world 10,000 years into the future. Although she dearly wished she could just live a peaceful and uneventful life in her new healthy body, fate had other plans…

Forced to disguise herself as a boy just so she could inherit her deceased father’s premium military benefits, Ling Lan’s journey to adulthood was full of challenges. After much difficulty, she finally turned sixteen when she could drop the charade. But before she could grasp her newfound freedom to get married and start her own family, a twist of fate results in her being thrown into the Federation’s top military boys’ school.

With these twists of fate, Ling Lan had little choice but to walk further and further down a path of no return, one of cold and aloof dominance…

- Description from Novelupdates

Su Yi has played many vicious female supporting roles such as a mistress, a witch, a villainess, and what not, earning the title “national bad woman.” receiving quite a few haters.

She then fell in love with a veteran who had NO. IMPERFECTIONS. AT. ALL! (Su Yi said in all seriousness). It was just that he wasn’t quite pleased with her reputation….

Therefore Su Yi ran back to the company, crying. “I want to change my public image! I don’t want to be a villainess anymore! I want to play a white lotus flower, it’d be great if I could be the wife of a soldier who would sacrifice everything for love!”

Even so there was one thing Su Yi was certain about right from the start.

Chu Ying was hers, no objections allowed!

I was reborn and began enjoying the high life at the Fallen Pavilion as the pampered young master of a prestigious family. To take me home, my lovely aunt personally visited the VIP room. I could even make a threat to have the immortal ice queen dance for me under the moonlight and captivate me with her beauty in the evening. Even the notorious foxgirl fell in love with me and followed me across the world like a loyal puppysimply because I was so handsome.But... Isn'tthistoo good to be true?