Beastmaster King - Chapter 434 - Left Shi Zhen, Right Qingyi (Part 1)

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 his past life, Ming Yu struggled in the European and United States fashion circles, eventually becoming the well deserved king of the catwalk.

A Di [legitimate-born] daughter of a noble house turns into an abandoned daughter. No father to dote on her, no mother to love her, no problem. She uses one silver needle to save a dying man. What’s so unusual about a medical injection? She roams all over the world with a scalpel in her hand. Cutting throats, cutting open abdomens, cutting open skulls to mend bones. With amazing medical skills and ethics, she gathers a flock of officials, obtains the will of heavens, gains public favor, and receives Taizi’s [Crown Prince] doting. In the midst of a powerful momentum, her cheap father comes to reunite. She coldly refuses to go home or acknowledge ancestors.

Darius had nothing going for him. Ever since he could remember, he had been treated as absolute trash by his boss, who was one of the greatest scouts for actors, singers, idols, and anything you could think of.However, everything changed one day when a truck rammed into him and sent him back in time to start his career as a nobody. But, this time, he hadn’t returned empty-handed. He received a great talent that would make him the best Manager the world had ever seen.【Talent Booster: You can increase the talent of those close to you. The closer and more intimate they are, the better the skill's effects will be.】You can’t sing? Sleep with me, and you’ll win a Grammy.You can’t act? Sleep with me, and you’ll win an OscarYou’re talentless? Sleep with me, and I’ll make you whatever you desire.