Saving 80,000 Gold in an Another World for Retirement - Chapter 317

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.

Meet the Mafia King, whose fearsome reputation in the Underworld spread far and wide! But he hides behind the identity of a billionaire CEO. Money? Power? Handsome? All check! Except that he had a teensy tiny problem - his ZERO EQ that failed him to understand emotions.

Until the day Song Lihua walks in his life.

Song Lihua’s simple aim in life was to get a job and earn money. But a chance encounter with the Mafia King makes her fall in love with him at first sight.

She declares to win his heart one day. But to her shock, the Mafia King himself becomes her next door neighbor! Together with her, the emotions in deep slumber within him began to awaken.

Hiding a dark secret from her, the Mafia King slowly grows closer to her. But as he faces a threat that could bring the truth to light, he does something unimaginable to stop Lihua from leaving.

Amidst the hidden conspiracies of the Underworld, what will the Mafia King do to keep her by his side? How far will he go to hide his secret?

“You are my first love that brought this empty shell of my heart back to life. You have a place in my heart no one else could ever have.” - The Mafia King.

Rafael Callahan is a renowned Knight of the Castro Kingdom. After weeks out to fight against enemies and bring peace to the kingdom, Rafael returns to his estate where he meets the new maid Annalise Woods.Strange. Brazen. Bold. Three words he would use to describe Annalise. Love should be the last thing on his mind when the King, Tobias Castro, is requesting his help safeguarding the border, but Rafael finds himself drawn to Annalise.Annalise Woods is a maid for the Callahan household. Little is known about her family and her intentions for sticking close to Rafael. She had one goal when stepping foot in the Callahan estate, but soon finds herself intertwined with a man she should never love.Quiet. Annoying. Loyal. Three words she would use to describe Rafael. Annalise knew she should never return Rafael’s love because the moment he learned who she truly was, his gaze upon her would change.Tales of Castro Nobility story timeline order -The King’s Unbreakable WifeThe Knight’s Mysterious MaidThe Duke’s Masked Wife

She is the Crown Prince’s fiancee, but on the night of their wedding, an edict was made and she was given off to marry the crippled and paralyzed God of War.