Started Prohibition (ban on sale of alcohol) 

• Amendment 16
• Amendment 17
• Amendment 18
• Amendment 13

US citizens of each state elect US Senators instead of the state legislature from that state

• Amendment 11
• Amendment 17
• Amendment 14
• Amendment 27

prohibits a citizen of one state or a citizen of another country from suing another state in federal court.

• Amendment 15
• Amendment 17
• Amendment 13
• Amendment 11

Ended slavery for African Americans

• Amendment 13
• Amendment 18
• Amendment 15
• Amendment 11

Requires members of the Electoral College to cast two separate ballots: one for president and one for vice-president.

• Amendment 15
• Amendment 12
• Amendment 11
• Amendment 22

Former slaves were now American citizens (and should be treated equally regardless of race, gender, ethnicity, or sexual orientation).

• Amendment 13
• Amendment 17
• Amendment 14
• Amendment 19

Former slaves could now vote

• Amendment 15
• Amendment 12
• Amendment 11
• Amendment 19

Created the Income Tax

• Amendment 11
• Amendment 16
• Amendment 14
• Amendment 18

Set a two term limit on presidents

• Amendment 21
• Amendment 22
• Amendment 27
• Amendment 12

Gave right to vote to women

• Amendment 19
• Amendment 12
• Amendment 18
• Amendment 13