The answers are as follows
1. At one time, the US government collected taxes only through EXCISE and import.
Excise tax refers to the amount of money that has to be paid to the government on manufactured goods while import tax refers to the amount of money that has to be paid to the government on the goods that are brought into USA from other countries. These two taxes were the only ones that the US government was collecting before.
2. The sixteenth amendment to the constitution allowed federal government to collect taxes from incomes.
The sixteenth amendment to the constitution of the United States of America, which was enacted in 1909 allowed the federal government to lay and collect taxes from incomes. The tax collected is used to pay the debts and to provide for the general welfare of USA.
