User actions (or activities) for the Draft are recorded and shown in the Draft Activities page. This page shows a table of the last 1,000 activities related to this draft including what the action was, who performed the action and when. If the action relates to an object such as an Edit Check then clicking on the description of the action will navigate to that object.
The page also shows a month-by-month summary of the number of activities that occurred on any given date. Clicking on a date in the summary filters the activity table to activities that occurred on that date.