Sword Saints Should Go Tank - Chapter 544 - : Battle against a true God-the Lord of Balrogs!

Alex Walker was a living legend in the game. Some argue that he was the best midfielder in the world back in his prime... The same people would tell you flat out that he was the worst manager in the world.Three relegations in his first five years... erratic relationships with his players and tens of millions of money spent on unknown players with little to no identity.After suffering a heart-attack on the back of yet another relegation, Alex Walker wakes up to something strange.[Ding! Coaching system has been awakened!]

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.

While the blue light blossoms, the insignificant struggle at the bottom. He grasps the opportunity to change his fate and embarks on an unprecedented path…

Reborn in a parallel world, Fang You landed on earth with the cry of a newborn!By achieving growth goals, he could unlock various unique talents, positioning himself to win right from the starting line!As a baby: Accomplish 1,000 rollover movements to unlock the talent “Reverse Life”;As a toddler: Master 10 paper airplane folding techniques to unlock the talent “Origami Celebrity”;As a youth: Secure 100 victories in “Three Kingdoms Kill” to unlock the talent “Rising to Prominence”;“Absolute Focus,” “Eat without Gaining Weight,” “Never Nearsighted,” “Five Seconds to Sleep,” “Photographic Memory”...With the continuous acquisition and accumulation of growth energy, more all-around talents gradually emerged...Starting as a well-known internet sensation baby cutie and accompanied by the neighborly companionship of a girl who was like a sister from another life, enjoy the sweet, loving daily life of winning from childhood to adulthood!