What tone does Thoreau use in "Civil Disobedience"?

The tone of Thoreau's "Civil Disobedience" is defiant. This is evident through Throreau’s writing as a response to the clamor as to why he didn’t want to pay taxes to a government that advocates the Mexican-American war.

To add, Resistance to Civil Government (Civil Disobedience) is an essay by American transcendentalist Henry David Thoreau that was first published in 1849.