1. Knights
1.1. Rights
1.1.1. They were treated fairly, not as high as royalty but not as low as peasants.
1.2. Responsibilities
1.2.1. They were expected to keep the civilians safe and guard the cities/castles/manors from invaders.
1.3. Enironment
1.3.1. Treated well, but knights often had to be prepared to fight on a battlefield.
2. Kings
2.1. Rights
2.1.1. Ruler of the entire kingdom, they pick the rules and rights for everyone else (politically).
2.2. Responsibilities
2.2.1. Expected to make wise choices as leader and keep the people of their kingdom on their side.
2.3. Environment
2.3.1. They get large houses and people do all their dirty work on their property.
3. Clergy/Church Officials
3.1. Rights
3.1.1. They make all the decisions for the church
3.2. Responsibilities
3.2.1. Expected to keep people in their places in the church, punishing when punishment is nessecery and providing a sense of hope for the people of the church.
3.3. Environment
3.3.1. They are highly respected in decisions of the spiritual matter.
4. Peasants
4.1. Rights
4.1.1. Not many rights, obeyed the higher classes
4.2. Responsibilities
4.2.1. Expected to do most slave labor
4.3. Environment
4.3.1. Harsh, not treated well
5. Nobles
5.1. Rights
5.1.1. They're practically a step down from king; they're the higher class and help the kind with his decisions.
5.2. Responsibilities
5.2.1. They're expected to behave as good citizens and keep high-end jobs. Also to support the king in his decisions.
5.3. Environment
5.3.1. They're generally treated well, but not as well as the king. They're respected greatly.