Evolution of the national citizenry By arielledilling 1776 The Declaration of Idepdendenoe The Declaration of Independence established the United States as a new nation 1787 The Untied States Constitution The United States Constitution was created to define the rights and responsibilities of citizens. 1790 Naturalization Act The Naturalization Act sets the rules for becoming United States citizen. 1868 14th Amendment The 14th Amendment granted citizenship to all individuals born or naturalized in the United States 1920 19th Amendment The 19th Amendment granted women the right to vote, this was a way of expanding citizen participation. 1964 Civil Rights Act The Civil Rights Act prohibited discrimination based on race, color, religion, sex, or national origin. 1971 26th Amendment The 26th Amendment lowers the voting ages to 18, recognizing the rights of young citizens.