The Marshal's Wife is Wild - Chapter 349 - 348: I am terrifyingly strong now

Due to her family's worsening financial situation and the need to pay off her late father's debts, Isabella Quinn was forced to agree to a marriage proposal offered by Juliana Brown, to marry her son, Hunter William Brown, who had disabilities including paralysis and impotence.At that time, she had a boyfriend, Joe Fernando. However, she convinced Joe that the marriage was only temporary and that one day they would be together again.But when the marriage took place, Isabella was shocked to discover that Hunter was not as afflicted as she had thought.This fact left her feeling trapped, confused, and lacking the courage to tell either Joe or Juliana.What did she find out? Was it something that could make her fall in love with Hunter? Or the opposite? And what about Joe, who remained loyal while waiting for her?

After discovering about her wealthy husband’s affair, she humiliates the adulterous pair on the streets and divorces him the very next morning. Just as everyone anticipates her downfall, she goes on to marry the most brilliant bachelor in the nation whom her unfaithful former husband cannot hold a candle to!

Initially I am just another ordinary gamer. I often wondered how my novice skills compare with real masters, the professional gamers.

Then one day, two stunning beauties asked me, “Are you willing to be a professional gamer, and conquer the world?”

I replied: “Yes, I am willing”

After that, bit by bit, I unknowingly become a professional gamer, and conquered the world!

This is my story.

- Description from Novelupdates

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.