I Married A Disabled Tyrant After Transmigrating - Chapter 117

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.

[ era Wen ] died after experiencing the apocalypse for ten years. He wore the clothes of a newlywed wife who was despised by her husband's family. He fought with the best, abused the scum, and changed the fate of the apocalypse. In the 1980s, she was living well.And he was a strong and overbearing prince charming. He was professional in protecting his wife, and in order to repay his kindness, he married a fat wife. One day, he realized that after his wife woke up, she was a completely different person... ...Lin Lei: "Song Yi, I want a divorce. It's not suitable for us to have a generation gap! ".Song Yi: "Don't even think about it. You will be my wife for the rest of your life. If you want to leave me, no way! "Lin Lei: "You Scoundrel, I'm not your wife! "Song Yi: "I forgot. Then let's make our relationship real now! "[ explosive love story + 1V1 + double purity + power + fantasy ]

The spiritual energy recovers, others practice, and Xu Bai upgrades.

After getting the game system, because I haven’t received the main mission, I frantically spent 22 years of experience points.

Then……

Xu Bai suddenly discovered that he was already invincible.

Practice exercises.

Full skill.

Everyone: “Why don’t you have a bottleneck.”

Xu Bai spread his hands: “What’s the bottleneck, click to upgrade, isn’t it enough?”

- Description from novelbuddy

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.