Some farmers let certain fields lie fallow so that it can battle against the<u> Soil Erosion</u> which can happen if you plant the same plant over and over again which can deplete nutrients that helps the soil go un-eroded.
<em><u>Hope this helps!</u></em>
The colonies were settled by people following a single religion.
and
People from many religions settled in the colonies.
C secondary source documents that are useful in the study of history
Also b/c the Roman Empire was too big to control
Answer:
He wanted to start trade deals between the US and Japanese. He wanted Japan to open up, because the Japanese had been mainly isolated for hundreds of years.