The Valiant Farmgirl's Blackhearted Husband Wants a Hug - Chapter 396 - : Free To Choose

Shen Gu, an ordinary university student who discovers that he is a “spare tire” in his social circle.With the help of a system, he gradually rises to the top of life!

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.

Chen Muxue, the chef of Internet celebrity private kitchen, has transmigrated into a book, and has become the ultimate villain of the male fairy tale novel, and shot the male protagonist away with an iron pot as soon as he came.

Seeing the dilapidated sect and a group of picked up children waiting to be fed, Chen Muxue decided to eat before talking.

It’s just that I didn’t expect that this meal would last the whole summer…

One day, a man with a celestial spirit came over: “Master, is the sect in charge of food? If it is in charge of food, I am willing to worship inside the sect.”

Chen Muxue: “No problem, go plow the field!”

The next day, the entire cultivation world was shocked! Everyone began to test Qiandingmen one after another. No one knew why the great god of Xianmen, who had always been dressed in white, was willing to farm here…

- Description from novelbuddy

“O, Hero!” With that cliched line, Kazuya Souma found himself summoned to another world and his adventure–-did not begin. After he presents his plan to strengthen the country economically and militarily, the king cedes the throne to him and Souma finds himself saddled with ruling the nation! What’s more, he’s betrothed to the king’s daughter now…?! In order to get the country back on its feet, Souma calls the wise, the talented, and the gifted to his side. Five people gather before the newly crowned Souma. Just what are the many talents and abilities they possess…?! What path will his outlook as a realist take Souma and the people of his country down? A revolutionary transferred-to-another-world administrative fantasy series starts here!