Jin Wang Dotes on His Concubine - Chapter 210.5

She is the slow-witted idiot of the Prime Minister’s Residence. Everyone bullies her. He is the most respected and unfeeling Prince, with frightening ability and absolute envy! Together, they are conferred an imperial edict of marriage.

A person from Earth reincarnated in the One Piece world and became a Celestial Dragon, the noblest and highest status in the One Piece world, but not just any Celestial Dragon, but also a direct descendant of Em, who had the qualifications to become a king.With the vast resources and power he had over the world, he thought his only goal was to gather beautiful princesses and queens to become his maids and at the same time destroy Luffy in this life and take over the World Government.But he did not expect to awaken the Two-Hole Gate, a gate that allows him to go to one world after another. After conquering those worlds, he can merge them into the Pirate World.In the Zombie World of Doomsday, captured zombies are used as a workforce, and the perfect version of the virus is developed to improve the power of the World Government!World Hokage, Ninja Conquest, Obtaining the Rinnegan, Tenseigan, Ruling the Otsutsuki Clan and Changing It into the World Government Fanatics!Shinigami.Fairy Tail.One World after another has been conquered.The pirate world has also become more diverse...--------------------Hello guys hope you like the novel, the novel is not mine but I translated it and also I removed all the Chinese bullshit and toxins and made adjustments to it and added adult scenes in the novel so if you don't like that don't read it.Note: To clarify, English is not my mother tongue so be lenient with me I did my best. Also if you like it don't forget to put it in your library and give a five-star review and thank you.

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

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.