Note on the selection of the following amendments: 

These amendments are referenced in the "2018 Massachusetts History and Social Science Framework" accessible at http://www.doe.mass.edu/frameworks/hss/2018-12.pdf   

Amendment 14 (1868)

https://www.history.com/topics/black-history/fourteenth-amendment 

https://www.ourdocuments.gov/doc.php?flash=false&doc=43 

Amendment 19 (1920)

https://www.history.com/topics/womens-history/19th-amendment-1 

https://www.archives.gov/milestone-documents/list#event-/timeline/item/19th-amendment-to-the-u-s-constitution-womens-right-to-vote 

Amendment 26 (1971)

https://www.history.com/topics/united-states-constitution/the-26th-amendment