Head Butler of the Fallen Villainess - Chapter 17: The First Night (1)

After marriage—On Valentine's Day, Han Jingnian asked, “How are we spending today?”Wrapped up in her blanket and close to falling asleep, Xia Wan'an mumbled, “Sleep.”On Christmas Day, Han Jingnian asked, “How are we spending today?”With her arms around her pillow, Xia Wan'an casually replied, “Sleep.”On their wedding anniversary, holding a cup of water, Han Jingnian asked, “How are we spending today?”Cozied up in bed, with sleepy eyes, Xia Wan'an looked at Han Jingnian, wary of the water he might spill on the bed. She thought for a moment, then replied, “With you... together.”

The Gura Gura no Mi is known as the strongest fruit in the world of one piece.

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.

One minute, she was spiraling out of her scooter, watching in horror as her fried chicken flew into the horizon. The next minute, she was signing the contract to become a mother to his sons while staring into his glacier blue eyes.“The contract is effective as of now” He announced, as he dropped the pen. His brow was lifted challengingly and his voice reverberated around the room, bounced and sent zings of electricity down her spine.She tilted her head to a side, studying him covertly as she smiled menacingly. She was going to make him regret his decision.Let the games begin..!