Explain the sentence "Tyranny is tyranny let it come from whom it may," from A People's History of the United States.

In
A Peoples History of the United States, polemicistdevotes chapter 4, titled
Tyranny is Tyranny, to a protracted denunciation of the formation of the United States, the
authors of the nations founding documents, the Declaration of Independence, and the
Constitution. Zinns point was that, in throwing off the dictatorship of the British Crown, the
privileged elite of the 13 colonies were merely replacing one autocratic system of governance
with another. In the final passage of this chapter, Zinn writes:

When the Declaration of Independence was read, with all its flaming radical language,
from the town hall balcony in Boston, it was read by Thomas Crafts, a member of the Loyal Nine
group, conservatives who had opposed militant action against the British. Four days after the
reading, the Boston Committee of Correspondence ordered the townsmen to show up on the Common
for a military draft. The rich, it turned out, could avoid the draft by paying for
substitutes;...