Significant changes enacted at the national levels included the imposition of an income tax with the Sixteenth Amendment, direct election of Senators with the Seventeenth Amendment, Prohibition with the Eighteenth Amendment, election reforms to stop corruption and fraud, and women's suffrage through the Nineteenth century
Hope this helps!!
Answer:
colonists attacked and killed british soldiers
Magna carta, Athens Greece and Roman Republic, English Bill of Rights and popular sovereignty. <span />
D. A primary source comes from someone who has actually witnessed the event, while a secondary source is not based off of firsthand experience.