Answer:
Lord of Nobles; Duties and Obligations: Lord had to exercise his judicial powers over the people they ruled. The would report on crops, harvests, and finances.
Benefits: Ruled over masses of people on sets amount of land.
Skills Needed: Strong Leadership skills.
Knight; Duties and obligations: Required to serve and protect the Lord of Noble. They were required to fight for 40 days.
Benefits: Granted land from the Lord.
Skills Needed: Strength and Courage
Serfs/Peasants; Duties and obligations: To serve the lord, right under the knights.
Benefits: Food and water.
Skills Needed: Employability skills. They had to be reliable for work.
<span>The construction of the Berlin wall had shocked the western world, no one expected they would build a wall to isolate West Berlin. In response of the Berlin wall, U.S President John F. Kennedy had indicated that the western will not take any military action as long as they could remain the right and the free use of the transit in West Berlin. On July 25, President John F. Kennedy gave a speech to challenge soviet oppression and offer hope to the people that lived in the divided city. </span>
If you're looking for a who, Vladimir Lenin did those three things.