MTL - Sir, Madam Went Back To Her Maternal Home Again - Chapter 10 Turning around, I happened to see his feet that had just retracted

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.

Lin Li accidentally enters another world while playing with his smurf mage account just after he maxes out all kinds of crafting skills, bringing with him various top-grade materials. Although his character is practically powerless, what he gains in return is unprecedented magical talent! Can he survive by himself after being thrown into another world?

【Breaking News! Exceedingly Popular Manhua Artist Tang Zhi’s Amazing Boyfriend is Master He Xiu of Starlight General Merchandise!】

Internet User #1: 「Every time a new female star becomes popular, she wants my amazing Master He as her boyfriend/bankroller/Mr. Wang from next door.* You can’t change a person!!!!」

Internet User #2: 「No ^^, the main point is that now, they won’t even leave a manhua artist alone!」

Master He’s bad friend** also sent him a congratulatory message: 「Congrats for attaining the 10/10 Boyfriend Achievement! *casts flowers* *★,°*:.☆(￣▽￣)/$:*.°★*」

Master He replied: 「Excuse me, this time it’s real :)」

Obsessed with money + Misandry. Once, I had no delusions towards romance, but your voice made my entire world fall into the river of love.

*term used jocularly to refer to a neighbor who is supposedly sleeping with one’s wife

**friend who is a bad influence

Luo Yu traveled through the world of Douluo, met Gu Yuena, and after a million years of painstaking practice, he finally became a beast god. After a catastrophe, he became a human being, forged the first divine body of Douluo, and awakened the heaven-defying twin god-level martial souls.

Save Bibi Dong and help Zhu Zhuqing get rid of the scumbag.

Master wants to accept me as an apprentice? Sorry, you don’t deserve it.

Show off Tang San with one hand, blast the white tiger with one punch, cut Tang Hao with three swords…

A few years later, Luo Yu swept Douluo, and the king came to the Wuhun Palace, stepping on the abyss, pointing at the vastness of the sword.

In the vast God Realm, who is worthy of a battle…

- Description from novelbuddy