The Lord gave the Vassal a fief. The Vassal pledged their allegiance to the lord.
The Lord gave the Serf protection.
The Serf provided labor (farming and repairs).
Answer:
How does Rousseau's The Social Contract describe liberty? The Social Contract argues that liberty is achieved when an entire society agrees to be governed by the general will; people are "forced to be free."
The colonies needed to work together as one or die.