Celestial Refining Divine Scripture - Chapter 285 - 283: I’m Going to the Bai Family

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.

A decade ago, the first dungeon gates appeared, but some vanished before they were ever conquered. The MC, a low-rank hunter, awakens the Lost Gate System, granting him access to these forgotten dungeons where legendary monsters and artifacts are trapped. Each completed lost gate grants him absurd power, but also reveals terrifying truths—these dungeons are prisons for ancient beings who want revenge.

【Transmigration + Famine Escape + Farming + Infrastructure】Professional white-collar worker Xiao Cheng accidentally dies while saving a drowning child and transmigrates to a small mountain village, believing she's in a farming story. However, the system says, “Host, we need to survive by completing tasks first.”What? Fighting tigers? No, no, isn't that Wu Song's thing? I can't do that!What do you mean we have to migrate? I've just gotten my footing and you want me to move?Oh! Foreign enemies are invading? Then pack up quickly and run.What about becoming a City Lord? Too troublesome. I just want to be a slacker.Being a concubine? Get lost, you average guy, dreaming in broad daylight!Something or other every single day! I'm done, I want to retire and enjoy a leisurely life with my family!----- However, the system doesn't allow it and keeps popping up to demand attention, “Host, hurry, there's another task. If you don't do it, you'll be erased.”“You lousy system, I want to apply for retirement.”System, “Host, your application has been processed and rejected.”It's infuriating, how is this never-ending? I'm going to complain to Ah Mo......

In Ten Heavens Domain, full of respected powerhouses, juvenile Ling Tian accidentally obtained a mysterious iron sword. He refined the Supreme Martial Dao, studied the Divine Spirit Array Laws, fought Ten Thousand proud and arrogant Heavenly Clans, and was undefeated! Seven Feet Sword Tip sweeps away the world, within the Ten Heavens, I am the Supreme God Monarch!

- Description from Novelupdates