MTL - The Sweetest Medicine - Chapter 223 Sudden change attitude

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.

In the whole world there lays twelve paths to climb the Tower of God, and in legends these twelve pathways leads toward legendary road of immortality. However these paths in the Tower of God, are far too long, without end.

In a magical medieval world, it's difficult to hold on to one's beliefs... even maintaining one's integrity is a challenge.Because the commoners here are not simple; they are ignorant, greedy, and cruel.Because the nobles here are not noble; they are insidious, ruthless, and tyrannical.However... not all human constitutions can be generalized.Lann touches the two hearts and three lungs beneath his chest.He estimates that not only in this world but also in the other worlds connected through the convergence of celestial spheres, he can maintain a healthy sense of morality.—And then get rid of all the incorrigible scum!

After dying from exhaustion in his dreary corporate job, Riku Sakamoto awakens to find himself reborn in the world of his favorite game — EverRealm Online. But he’s not just any adventurer — he’s The Grand Maximus, a max-level legend with every class unlocked and stats that break the system.Yet instead of battles or kingdoms to conquer, he’s greeted by something far more unexpected: the Peaceful Life System — a mysterious power that rewards him with modern comforts for every act of kindness he performs.Help a farmer? Get a fan. Heal a wild animal? Receive electricity. Solve a village crisis? Unlock hot baths, fridges, and fresh-brewed matcha.Armed with nothing but infinite power and zero ambition, Riku settles in a sleepy starter village to live the slow life he always dreamed of. But as he helps the villagers, befriends forest creatures, and lazily reshapes the world around him, his actions begin to ripple far beyond the village borders…After all, who needs war when you’ve got peace, pancakes, and a weatherproof roof?