MTL - After Marrying the Sick and Weak Son, I Turned Around (I Turned Over A New Leaf After Marrying A Sickly Lord) - Chapter 357 Extra: Yao Niang arrives

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 Mobai, a third-year student of Xianmen No. 5 High School, is working hard to review and prepare for the entrance to Daoyuan. The direction of his efforts is: to develop a new world

- Description from novelbuddy

The three-year marriage had been torturing her like shackles. Finally, she decided to break free from this cage, only to find that she was pregnant with triplets. When she was leaving, she had no choice but to leave her daughter, who was in critical condition due to premature birth, to her ex-husband, and then she flew far away with her two sons.Several years later, she returned to the country and wanted to secretly visit her daughter, but was discovered by her ex-husband!“Who are these two little boys?”“How do I know? Maybe they are your offspring.”The man gnashed his teeth and was about to snatch the sons away. She stopped him at once and said angrily, “Have you forgotten how you treated me before? How dare you take my sons by force?”He sneered and picked her up in his arms, saying, “Babe, my target is not them, but you!”