Henry David Thoreau motivated people to be truthful and loyal, his main objective in writing was the unfair government.
Making a big emphasis on slavery and war, many of his arguments talk about changing the government by doing what we consider right.
A very important moment in his life, which made him write the book civil disobedience, was the legal conflict he had due to his refusal to pay taxes to a government who according to his opinion didn't deserve it.
Having a heavy political an civil opinion he always showed that the biggest allegiance of man should be to the truth and to do the right thing as a society.