The answer you might be looking for is:
The Fourth Estate was made up of peasants and city workers.
Why? The Fourth Estate also had the bourgeoisie, The bourgeoisie were wealthy but unlike the nobility had no inherited titles.
People traveled freely between east and west Germany.
Answer:
As famous as Marco Polo is, he didn't invent anything. However, other inventions such as the compass and the boat influenced Polo. Marco Polo used the compass on all of his travels but especially to reach Asia.
Explanation:
Sherman would push from Chattanooga to Atlanta to the Atlantic Ocean.
Grant would attack Richmond
OPEC was protesting because the U.S. was supporting the Israeli military leader during the Yom Kippur War.