Soulbound: Chronicles Of A Shadow Assassin - Chapter 13: Intruders

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.

The schizophrenic and bullied middle schooler Lee Jin-woo is about to start high school, but just when he thought his biggest worry would be finding a way to avoid drawing attention to himself, a virus outbreak occurred on the second day, plunging his school into a nightmarish hell, a setting straight out of a zombie thriller movie.However, while he was trapped in this come-to-life zombie horror-flick, not only does he have to think of a way to survive, but he also has to grapple with the fact that this virus outbreak might have been caused by his careless mistake from earlier in the morning.....A rewrite of 'Apocalypse: Apparently, I Can See Zombies'#Story based in South Korea#Story based on South Korean zombie thrillers#Story best read at night#Story best read in bed#Story has plot twists#Story has irredeemable villains# Enjoy the story :)

Sixteen years after Lu Yi traveled to the world of immortal cultivation, the long-lost golden finger finally awakened.

Goldfinger is a simple task panel. By accepting and completing tasks, you can get various rewards.

Lu Yi was surprised to find that the tasks he posted were counted as completing them himself?

So Lu Yi embarked on the road of no return where he issued a task to himself.

Issue the task to yourself [Practice the White Cloud Swordsmanship Ten Times], and the level of the White Cloud Swordsmanship will be +1 after completion.

Issue the quest [Defeat the Outer Sect Disciple] to yourself, and get the precious Perfect Qi Condensation Pill after completing it.

Issue the quest [Breakthrough to the Foundation Establishment Realm] to yourself, and get the best magic weapon after completing it.

…………

Unconsciously, Lu Yi discovered that even if he became a saint and an ancestor, it seemed that there was no difficulty in it?

- Description from novelbuddy

After spending half a year in the province, Cheng Yang took a luxurious cruise for seven days.
Accidentally hooked up with a CEO on the way.

Later, Cheng Yang found out that he was pregnant.
Just as Cheng Yang was preparing to secretly give birth to the baby, it was a coincidence that he fell asleep in the big president’s bed.

It’s impossible to run with the ball, his man is handsome and rich.
Must cling tightly and can’t be torn down.

- Description from Novelupdates