William the Conqueror was important because he established feudalism in Europe.
The one that <span>impacted southern farmers during the late 18th century was: </span>Farmers needed to cultivate diverse crops in order to compete with the North.
During that period, the northern states started to use modern machinery for their agricultural products, which make them able to beat the southern states' products in term of price and efficiency. In order to compete, the south started to produce more variation of plants to produce
The use of good guy or bad guy for a person doesn't make much sense.
I'll just list some major facts about Columbus and let you make your own conclusions.
Christopher Columbus believed the world was round. Others during his time didn't believe so. Columbus also thought that the world was smaller than what it actually is, principally because North America and South America were not yet discovered. Columbus went to many people and asked them to fund him, and finally the King and Queen of Spain funded him. When Columbus reached the Americas, he treated the natives harshly. He took their wealth, such as gold, etc, and made the natives slaves. And he brought back the riches of the Caribbean to Spain. Columbus never knew that he had stumbled across an undiscovered land, and instead thought he had reached India, where he was originally going for, and so he called the natives "Indians."
Hope that helped :)
Italian city states were a political phenomenon of small independent states, around the northern part of the Italian peninsula around the 9th and the 15th century. They were governed independently