5. In the above quote, who do you believe Jefferson is referring to?
Jefferson is referring to all forms of government that do not have a system that makes power rotate between different individuals, such as the British monarchy.
6. What position does Jefferson fear will become full of tyranny?
The Legislative Branch, because there are no term limits on Congress and Jefferson feared that if the same people got elected over and over again to the legislative branch, there would be a possibility of tyranny.
7. What earlier occurrence would lead Jefferson to be fearful of tyranny?
Jefferson was fearful of tyranny because the American colonies fought for a long time against the British Parliament and especially against the rules of the British King. The colonies were not represented on the British Parliament yet they had taxes and Acts imposed on them.