Indian Hand Talk

The video explores the history and current status of Plains Indian Sign Language, also known as Hand Talk, used by Native American tribes for over 200 years. It highlights the language's neutrality and the efforts of linguistics professor Jeffrey Davis to document its grammar and structure. The video discusses the use of sign language for intertribal communication and trade, historical documentation efforts during the Depression, and the cultural significance of preserving this endangered language. The importance of maintaining such languages is emphasized, with a call to action for preservation.

What efforts are being made to preserve Plains Indian Sign Language?

Describe the cultural importance of hand talk as mentioned in the text.