ONE of them that I know well was the massacre of the last of the Samurai. A band has made a song on it known as Shiroyama. 500 Samurai were left after a long time of modernization. Given they still followed the old ways, they didn’t have the same equipment as the Imperial forces which had early versions of firearms. After the last of the Samurai were in an encounter with imperial forces, it was swords brought to a gunfight. After the battle, all of the Samurai perished and their ways died out over time.
They were mainly agriculture based and slavery was free labor.
1) There would be a gradual withdrawal of American troops from South Vietnam.
2) The South Vietnamese would take greater responsibility for the fighting.
The source was the land that they owned that they could control the peasants in their feudal system.