1. Hawaii Content and Performance Standards III Database, SS.10.3.24, http://standardstoolkit.k12.hi.us/index.html 

2. Indiana Department of Education, Indiana’s Core Standards: Core Academic Concepts Across the K-12 Continuum. A Companion to Indiana’s Academic Standards, Social Studies, Kindergarten-Grade 12 (Indiana: Indiana Department of Education, 2008), 22. www.in.gov/edroundtable/files/SocStudies_FINAL3.pdf 

3. History-Social Science Curriculum Framework and Criteria Committee, History-Social Science Framework for California Public Schools Kindergarten Through Grade Twelve (Sacramento: California Department of Education, 2005), 105. www.cde.ca.gov/ci/cr/cf/documents/histsocsciframe.pdf 

4. Alabama Department of Education, Alabama Course of Study: Social Studies (Montgomery: Alabama Department of Education, 2004). 11.12. http://www.alsde. edu/html/sections/documents.asp?section=54&sort=5&footer=sections 

5. Illinois State Board of Education, Illinois Social Science Assessment Framework for Grades 5, 8, and 11 (Springfield: Illinois State Board of Education, 2010). 16.8.42. www.isbe.net/ils/social_science/pdf/goal16.pdf 

6. Office of Superintendent of Public Instruction, Washington State K-12 Social Studies Learning Standards (Olympia: May 2008). 97. www.k12.wa.us/SocialStudies/ pubdocs/SocialStudiesStandards.PDF 

7. Kansas State Board of Education, Kansas Standards for History and Government; Economics and Geography (2004). 228. http://www.ksde.org/Default. aspx?tabid=1715 

8. Indiana Academic Standards – Social Studies, United States History (2007) USH 7.2, p. 8. https://learningconnection.doe.in.gov/Standards/PrintLibrary.aspx 

9. Vermont Department of Education, Grade Expectations for Vermont’s Framework of Standards and Learning Opportunities. (Burlington: Vermont Department of Education, 2004). H&SS21. http://education.vermont.gov/new/html/pgm_curriculum/history.html#ge 

10. Joint Council of the State Board of Education and the Ohio Board of Regents, Academic Content Standards: K-12 Social Studies (Toledo: Ohio State Board of Education, 2002). 92. www.ode.state.oh.us/GD/DocumentManagement/DocumentDownload.aspx?DocumentID=18579 

11. Mississippi Department of Education, 2011 Mississippi Social Studies Framework (Jackson: Mississippi Department of Education, 2010). 50. www.mde.k12.ms.us/acad/id/curriculum/ss/Final_2011_%20K-12_social_ studies_Framework_6_21_11.pdf 

12. Michigan Department of Education, High School Social Studies Content Expectations (Michigan Department of Education, 2007). 45. www.michigan.gov/documents/mde/SS_HSCE_210739_7.pdf 

13. Connecticut State Department of Education, Connecticut Social Studies Curriculum Framework Grades PK-12 (Connecticut State Department of Education, 2009). 5. www.sde.ct.gov/sde/lib/sde/pdf/curriculum/socialstudies/CT_Social_ Studies_Curriculum_Framework_2011.pdf 

14. History-Social Science Curriculum Framework and Criteria Committee, History-Social Science Framework for California Public Schools Kindergarten Through Grade Twelve (Sacramento: California Department of Education, 2005), 147. www.cde.ca.gov/ci/cr/cf/documents/histsocsciframe.pdf 

15. Mississippi Department of Education, 2011 Mississippi Social Studies Framework (Jackson: Mississippi Department of Education, 2010). 8. www.mde.k12.ms.us/acad/id/curriculum/ss/Final_2011_%20K-12_social_ studies_Framework_6_21_11.pdf 

16. South Carolina State Department of Education, U. S. History Support Document (South Carolina State Department of Education, 2008) 110. ed.sc.gov/ agency/pr/standards-and-curriculum/documents/USGOVERNMENT.pdf