Respuesta :
Answer:
His opposition to the Mexican-American War and slavery.
Explanation:
He was an American essayist, philosopher, poet, abolitionist, and historian.
On July of 1846, he was asked by the local tax collector, Sam Staples, to pay a six years debt of poll taxes. Thoreau refused to pay because of his opposition to the War and slavery. Because of that, he spent a night in jail.
This had a great impact on him and two years later he published "Civil Disobedience", an essay that sustains that individuals should not permit governments to overrule their consciences.
I hope this answer helps you.
Answer:
slavery and participation in the Mexican-American War.
Explanation:
i got it right :)