Rebirth of the Craziest Female Student - Chapter 30

Collapsed without warning, and upon awakening, he found himself back in his childhood.He thought it was a blessing from above, but unexpectedly, tumultuous changes ensued, shrouded in mystery...

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.

After transmigrating to Hong Huang and becoming a minor shaman in Hou Tu’s tribe, Chu Xuan shocked everyone by repeatedly offering poisonous plans in order to avoid becoming Cannon Fodder in the Great Calamity.Who would have thought? The poisonous plans were incredibly effective.The Demon Clan established the Heavenly Court and united countless races?Chu Xuan: Establish the path of the Heavenly Tribulation and share the power with the Heavenly Court. From now on, all beings must undergo the tribulation!In Zixiao Palace, it was said that those without Primordial Spirits couldn’t listen to the Dao?Chu Xuan: Create the path of the Heavenly Demon as a tribulation for Primordial Spirits. All who possess one will suffer!During the war between the Wu race and Demons, countless souls were left with no place to go, and the Calamity Qi of heaven and earth ran rampant. Who asked Hou Tu to reincarnate?Chu Xuan: If you don’t work hard in your cultivation, you’ll end up as brothers in the Ten Thousand Souls Banner.…Chu Xuan: I have a plan that can completely resolve the Great Calamity of the Demons and Wu races!Hou Tu: Chu Xuan, calm down first. Things haven’t come to that point yet.

This is the world of Spirit Beasts where humans can forge contracts with Spirit Beasts or command them in battle, or har...