The conduct of elections has changed in many ways over the past 200 years - uiowa.edu
- https://www.scholastic.com/teachers/articles/teaching-content/history-voting/ - https://www.nytimes.com/video/us/politics/100000002300972/a-history-of-voting-rights.html
# Early (postal) voting In recent years American voters are rediscovering a way of voting used during the country’s first half-century of existence - huffingtonpost.com
The Fifteenth Amendment to the United States Constitution prohibits the federal government and each state from denying a citizen the Suffrage based on that citizen's:
race, color, or previous condition of servitude
The Amendment does not give women the right to vote - wikipedia
- On February 26, 1869, after rejecting more sweeping versions of a suffrage amendment, Congress proposed a compromise amendment banning franchise restrictions on the basis of race, color, or previous servitude. - It was ratified on February 3, 1870, as the third and last of the Reconstruction Amendments. - The amendment survived a difficult ratification fight and was adopted on March 30, 1870.
In Wyoming Territory women are given the right to vote, and those rights continue after Wyoming becomes a state in 1890.
On August 18, Congress passes the 19th Amendment to the Constitution giving women the right to vote.