Because times were booming. The 1920s was an age of prosperity, happiness and good business.
Serfs worked land owned by the king
Knights served large landholders by defending their lands
A serf would work the land, a knight would protect it, a vassal would govern it, and the lord would reap the benefits.
Feudalism means the nobility would hold lands for people in exchange for service or military service.
The university of Berkeley is a very prestige college in California
