MTL - Douluo: Star Officials Challenge, Everyone is Better Than Tang San - Chapter 603

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.

As a child with an unattainable dream, I yearned to become a Hero, but I veered off the right path. Looking back, my aspiration to save others was nothing more than a foolish dream. I now realize the magnitude of my sins and the impossibility of atoning for them.

[Warning: SEXUAL SCENES] “Lust. Pleasure. Desire. I’ll teach you everything, but don’t come to me looking for love.”Purchased by the dominating alpha prince, Mila’s life as the personal maid to this lusty prince begins. An innocent maid paired up to serve a wolf in prince’s clothing. As Prince Leonard’s cruel teasing, seductive caresses, and caring side confuse her heart and melt her defenses, Mila learns of lust, pleasure, and desire that she never knew existed. However, the hot and cold prince isn’t interested in giving her the one thing she truly yearns for - his love.Caught up in the politics and drama of a kingdom ruled by wolves, Mila deals with three alpha princes and their jealous lovers. The race to produce the Ultimate Alpha heir would determine which prince would ascend to the throne as the next king has begun. However, Prince Leonard is against breeding to produce an heir. Mila’s life takes a dramatic turn when the royal court starts to believe that she is the only one who can change the prince’s mind and become his mate.Can Mila resist Prince Leonard’s tempting and seductive charm, or will she end up falling hard on him? How long can the two lovers deny their fate?Unbeknownst to them, the night of the full moon is about to change the fate of their lives forever…My other books: Forbidden Heat, Love Slave to the Mafia Boss's Passion, Love Slave to My Devil CEO Boss, Lust Contracts, Conquering the Emperor, Substitute Wife for the Mafia King

A poor orphan, who lost both parents, stumbles upon a mysterious space and embarks on the path of cultivating immortality. From then on, he cultivates spiritual herbs, refines immortal pills, opens a shop, practices military formations, and establishes an immortal kingdom…This story is about cultivating immortality and farming, with a focus on ordinary people, not horses.