According to lincoln, what was the main reason for fighting the civil war? to show the south his power as president. to preserve the union. slavery to show the strength of the united states to other nations.

Why was the sixteenth amendment important to woodrow wilson’s efforts to regulate the economy? a) the sixteenth amendment lowered interest rates charged by banks. b) the sixteenth amendment allowed congress to levy an income tax c) the sixteenth amendment lowered tariffs on imported goods d) the sixteenth amendment allowed congress to break up monopolies