Why is the watergate scandal significant?

Why was the nationalist party more popular in china’s cities than in the countryside?

What are some effects outside of europe because of world war 1?

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