Global Reincarnation: Becoming A God With My Unlimited Revive - Chapter 12

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Welcome to The Last Step – A Tale of Fate, Power, and the Unforgiven.In a world where magic defines one's worth, three souls walk a path toward an uncertain destiny—each bearing a power that can shape the fate of nations.Lucas, the God’s Chosen Sorcerer, wields divine magic that bends reality itself, blessed by forces beyond mortal comprehension. A shining beacon of hope—or a harbinger of destruction—his path is riddled with expectations he never asked for.Celia, the Queen of Curses, commands a power feared by even the strongest mages. She carries the weight of a past filled with whispers and condemnation, but where others see a curse, she sees the strength to carve her own future.Kaiser, the Unwanted Void, stands apart. Neither blessed nor cursed, he is the anomaly that should not exist. In a world that measures worth by magic, he is a shadow in the light—yet, the abyss within him holds something far greater than mere sorcery.Together, they are bound by fate yet divided by their own battles. As war brews and forgotten gods stir, the lines between hero and villain blur. In the end, their choices will decide more than just their own lives—they will determine the very foundation of their world.This is their journey. This is their Last Step.

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.

Vergil, a 21-year-old young man, leads an apparently simple life in a somewhat troubled world. His family is also simple—although his father is no longer alive, his mother has always been by his side, despite being a bit... aggressive. But that's not so unusual nowadays, right?Everything changes drastically when Vergil, after an unexpected death, awakens as a demon. To his surprise, he discovers that he has accidentally married beautiful Pure-Blood demonesses.Now, he will discover how the world really works from a Demon's perspective.