The CEO's Knight in Shining Armor - Chapter 42

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.

I, Zhang San, am absolutely a good person!I swear by the eight generations of my ancestors!What!? My ancestral grave just exploded!?

Yan Hua loses her memory in an accident. Later, she is pregnant with someone else’s child. After kicked out of her husband’s house, Yan Hua is about to perform the story of an inspiring mother raising her child. Unexpectedly, the baby is regarded as a real treasure and, thus a bunch of people are rushing to acknowledge as the baby’s relatives. Therefore, Yan Hua is drawn into the whirlpool of disputes inside a noble family with ambitious aunt and unproved mysterious brother-in-law… Who is the father of her child? Who is she? Facing all these issues, what is her choice?

- Description from Novelupdates

In a world where beast masters rule by taming magical creatures and competing in thrilling tournaments, becoming the most celebrated sport, Eratz seemed destined for greatness. Surrounded by friends and family, his path was set until a shocking betrayal shattered his dreams.Fueled by the pain of his betrayal, Eratz looks up at the night sky, finding a new purpose. He vows to rise from the ashes and conquer the beast master world, determined to become the greatest and reclaim his lost honor.