In Alamo Heights, Texas, residents can learn about the history of Juneteenth through local resources. The spread of news about the Emancipation Proclamation is a significant part of this history. Informal networks and rumors played a role in disseminating information about Lincoln's order to enslaved people.

In some cases, slaveholders themselves were the source of this news. Further details about the spread of this news and its impact are available from Texas Public Radio, a local source for information on this topic.