MTL - Steel, Guns and the Industrial Party Across the World - Chapter 7 Boot Training II

Overnight, Tangning became a big slave owner in the southern United States with three large plantations and hundreds of black slaves who could be driven at will.

Tangning was very satisfied with the result of such a time-travel, but then he sadly discovered that he could only enjoy three years of such a good life, because three years later would be the “Civil War”, what should he do after this?

- Description from novelbuddy

Chen Yan travels between worlds, ending up becoming an honorable prince in a medieval fantasy world. Yet this world was not quite as simple as he thought. Witches with magical powers abound, and fearsome wars between churches and kingdoms rage throughout the land.

Roland, a prince regarded as hopeless by his own father and assigned to the worst fief, spends his time developing a poor and backward town into a strong and modern city, while fighting against his siblings for the throne and absolute control over the kingdom. Join Roland as he befriends and allies with witches and, through fighting and even farming, pushes back invaders coming from the realm of evil.

- Description from Novelupdates

Previously, Jian Yiling was the supporting character who was destined to be cannon fodder. However now, with the memories of future events, Jian Yiling who had crossed into the novel transformed into a hidden big shot. Not only is Jian Yiling not interested in the male protagonist, but she also leaves the people around her in astonishment and bewilderment.

“Jiang Yu transmigrates into a novel and becomes a side character in the book.