Question

Thoreau’s main objection to the American government is that what is legal?

Answer 1

slavery

Step-by-step explanation:

In the article he argues that he will not pay taxes in protest of slavery and the mexican war.

Answer 2

His main objection to the American government seems to be that taxes are legal and that for example the American people have no say if the country goes to war as in the war against Mexico as he was against wars and also he did not agree with many things that the taxes were spent on.