Myst, Might, Mayhem - Chapter 405

Because of her beauty, Dr. Su is visited by dozens or even hundreds of patients every day for various ailments like hemorrhoids and toothaches.Unexpectedly, there comes an even more outrageous claim: “Doctor, I'm injured there!”Just as Su Mei Xi was about to get angry, she realized it was the man she had met two months ago.Back then, he had been composed, but today, he claimed responsibility and they immediately registered for marriage at the civil affairs bureau, walking out with two red certificates.Initially, she thought she merely found a giant tree to lean on for shelter. However, when her ex-boyfriend, stepbrother... continuously came to harass her, she discovered that this tree not only had exceptional strength, a deep background, and mysterious origins but could also cook, wash clothes, and make beds...And then, one day, a helicopter landed, and he descended from the rooftop. Only then did she realize he was actually a distinguished war god!

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 a year of marriage, Jiang An finally accepted the fact that Dr. Gao did not love her and resolutely decided to divorce him, leaving the country. Unexpectedly, after the divorce, the seemingly aloof and ascetic Dr. Gao cried and begged for reconciliation at her doorstep every day.One day, Dr. Gao, drunk, forcefully kissed her and drunkenly confessed, “If I weren't afraid of someone else taking you away, would I have married you so quickly?”“Jiang An, I've never loved anyone, but I know I want to have everything about you.”A daily question: Did Dr. Gao remarry today?Flash marriage/Marriage before love/Pursuing wife drama/Remarrying battle

The young lord of a small and weak country saves a dragon beside the sea one day.