How Am I Still Alive? - Chapter 260 - 241: Farewell

The king of assassins was reborn, mastering both alchemy and poison. Sitting inside the space, there was a ghost that loved crying.

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.

Admist the turmoil of a blood-soaked battlefield, General Hua Ren was perched on a horse, his once-pristine uniform now a canvas of rebel bloodstains. Lifeless bodies, a macabre mosaic of soldiers and rebels, lay strewn across the ground—some severed, others trampled beneath the hooves of horses.In the distant backdrop, a bomb erupted, rattling the battlefield, and in that fleeting moment, the General detected the scent.His Alpha.His heart raced as his gaze locked onto the most frigid, intimidating eyes he had ever encountered, and a sinking feeling gripped his stomach.Sheng Fei, leader of the rebellion, stood tall amidst the chaos, a sinister smirk playing on his lips. In a chilling display of power, Sheng Fei swiftly ended the life of a soldier, his eyes never leaving Hua Ren.The stark reality unfolded before Hua Ren, solidifying the bitter truth that their connection was entwined in the threads of enmity.He could never be the Omega to a Rebel AlphaOr so he thought.

In an alternate world, a demon disrupts dynasties, harvests souls, and refines a banner of ten thousand souls.Under the heavenly tribulation, his body and soul are destroyed, but the Ten Thousand Souls Banner protects his undying spirit. Unable to possess a body, he's countered instead.A laid-back young man in society, wielding the Ten Thousand Souls Banner, roams the human world.With the Ten Thousand Souls Banner in hand, I refine a Golden Core with good deeds.A slice-of-life story with no ambition for conquest, helping the departed fulfill their wishes, gaining merit to repair the Ten Thousand Souls Banner, and enjoying a laid-back life.