Harry Potter: Ero World - Chapter 10: Schemes and Heirship! Part-2

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 breaking up 99 times, Lin Feng traveled through and came to the love apartment.

Not only did he become the landlord of the love apartment, he also brought a Love Saint system with him.

Not only did he have to write novels, make movies, open albums, and appear on shows, but also in Las Vegas.

Want me to be the king of gambling? The magic castle wants me, a magician, to be the castle owner? I’m sorry, I’m not free, the ‘Crossing the Love Pass’ task released by the Love Saint system has not yet been completed! Love Saint is me, I am Lin Feng!

- Description from novelbuddy

Mo Suqing woke up one morning to find a stranger on the bed beside her and decided to accept the handsome guy’s offer of marriage on the spot. What seemed to be a rash decision to get over with her ex turned out to be the love of her life. However, dark secrets began to come to light one by one as she learned more about the man. Will they be able to get through all the obstacles presented in their way? Meanwhile, the other characters were also writing their own love stories…

One day, Song Shuhang was suddenly added to a chat group with many seniors that suffered from chuuni disease. The people inside the group would call each other ‘Fellow Daoist’ and had all different kinds of titles: Palace Master, Cave Lord, True Monarch, Immortal Master, etc. And even the pet of the founder of the group that had run away from home was called ‘monster dog’. They would talk all day about pill refining, exploring ancient ruins, or share their experience on techniques.

However, after lurking inside the group for a while, he discovered that not all was what it seemed…

- Description from Novelupdates