Pretending To Be God - Chapter 34: Sumo?

Though it felt a little awkward to be my good brother’s aunt, it was really exciting to find out how handsome and rich his uncle was.

- Description from Novelupdates

The world is in an age of change between the old and the new society, and the collision of politics, economy, thought and culture is becoming more and more violent.

Moster Verak, a photographer from the slums of Zward City, was reborn two months ago, starting from impersonating the son of a consortium again, stirring everything and subverting the world in the turmoil of rapid industrial development and wild expansion of ambition.

[Overhead world, please do not compare reality]

- Description from novelbuddy

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.

It never occurred to her that she would marry a man when they first met! Yan wen and Jiang suian's marriage was very sudden. Betrayed by her boyfriend and best friend, she married the stranger she met for the first time in anger. What she didn't know was that the stranger turned out to be the most famous CEO who is rich and handsome.

Although they just know each other for a short time, she was attracted to him all the time. When she encountered difficulties in work, he always appeared to help her out in time; when she was hurt by someone close to her, she was always comforted by him.

Appreciating his charm, feeling his tenderness, she began to rejoice that they get married at the first meeting.