It is impossible to remove Google Docs version history directly, but there's methods for cleaning up and hiding a document's revision history ...

The version history of a document can be a useful tool, but you may not want to share that with everyone who has access to a document. Here's how to remove it.

Learn how to use Version History in Google Docs to access and restore an earlier version of a document, make a copy of a version, etc.

How to Work With Revision History in Google Docs Google Docs automatically saves versions of your documents as you edit them. Productivity expert Jill Duffy shows you how to find and restore older ...

You can check edit history on Google Docs to see all the changes that have been made to a specific document.