MTL - Daily Life of the Canary Pet Master - Chapter 34

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.

Aoki’s resolute face was indifferent. “If the sun doesn’t shine on me, please let me be surrounded by darkness!”
From a different perspective, look at the entire Pokemons world.

- Description from Uukanshu

In a world ravaged by ruin, where the land is lifeless, skies are smothered by dust, and sunlight no longer graces the earth, survival is a battle against insurmountable odds. Water is tainted, food is scarce, and mutated creatures lurk at every turn. The remaining humans are caught in the grip of a merciless, dying world.Amidst this desolation, Mu Liang awakens a unique and extraordinary gift: the power to absorb energy and evolve. This ability allows him to transcend the limits of nature, unlocking endless possibilities for the world around him to evolve.A humble sapling, infused with the power of evolution, grows into a towering World Tree that blots out the sky. A small land turtle undergoes an unimaginable transformation, evolving into a mighty, world-bearing creature. A tiny spider? It evolves into a malevolent being, capable of manipulating the threads of fate.With the immense strength of a continent-sized tortoise and the power to command the weather through the World Tree, Mu Liang stands poised to create his own kingdom—a world of limitless evolution, where nothing is beyond his reach.This is the story of a man who, in a shattered world, harnesses the power to rewrite fate itself.

There exists eight hardships of human life- living, aging, being sick, dying, resenting, parting with loved ones, being unable to let go, and being unable obtain something.

In each life, each person will experience their own hardship. Once they obtain happiness, they are furthermore unable to let go. Whether it would be heartfelt love or resenting someone down to the bone, would it matter? As long as that person’s bone has my name, it would be good.

- Description from Novelupdates