When viewing a Group, click on the Group Activity Tab.

You'll find a list of when Group Members were added, made inactive, or removed.

This information can be helpful as a log of group history or a reviewing an individual's activity within the group.

Pro-Tip: View the history of any individuals Group participation under the Timline tab on their Profile Screen. As needed, view Group Membership over time using the date & Group Membership filters. Learn more about Timeline.