In Order Not to Learn a Foreign Language, I Had to Unite the World

Seek History + Imaginary + War + Rebellion + High Quality + Peace in Troubled Times

It means that the protagonist performs meritorious service on the border, and then rises step by step, fights with the northern nomads, and then the world is in chaos. The protagonist brings peace to the troubled world.

Rivers and Lakes, Courts, Intrigues, Fictional History

The male protagonist has a high position and has hidden power. He travels around the world and falls in love with and kills the female protagonist in traditional martial arts.

Accumulate Food, Slowly Become King, the Protagonist Seizes Power, Establishes His Own Base, Struggles for Power

Traditional Oriental Fantasy Novels

I was looking for a very traditional oriental fantasy. The background should be the Spring and Autumn Period and the Warring States Period. The female protagonist was a princess from the Zhou Dynasty. The male protagonist had forgotten about her and met her while they were training in a school. The vassal states became strong and the Zhou Dynasty declined. Afraid of injuring the male protagonist, he did not express his feelings.