If the judge makes you pay a fine
Yes, the right to an attorney is, and should be, given to any defendant who is being brought up on criminal charges. Defendants have the right to adequate legal representation, and the average person does not have the ability to provide that for themselves.
A democratic society is one where the citizens are treated equally regardless of culture, religion, race, creed and other human rights. The citizens have the ability to elect their government officials and to hold them accountable for their actions.
One ethical obligation of a prosecuting attorney is that they must defend their client to the best of their ability. The other two ethical obligations are to defend their client regardless of their guilt or innocence and to keep all conversation between private.
A power of attorney does not have the ability to create, change or modify a will.
No. Private citizens do not have the right to "press" or "drop" criminal charges. If the crime has been reported to the police, the prosecuting attorney's office then has the sole ability to decide whether or not to pursue the charges.
Lawyers do not always know if their clients are guilty because their job is to provide a defense regardless of guilt or innocence. They are bound by attorney-client privilege and are ethically obligated to represent their clients to the best of their ability.
Congress
disfranchisement
The will depend on the rights granted to the power of attorney. And the type of trust will affect the ability as well.
Yes, the grantor of a power of attorney still has that ability. And they can cancel a power of attorney at any time.
Anarchy?
Under the supreme court case Miranda vs Arizona, in which it was declared that those being arrested are to be read their rights to them, including the right to remain silent and the ability to get an attorney. This can also be seen in the Fifth Amendment.