View a list of the campaigns sent to a specific group.
Click Contacts > Groups > Locate the group and click the drop down arrow next to the group > Select Campaign History.
A list of all campaigns sent to that group along with the number of recipients and date sent
will be displayed.
For campaigns sent from your account, the campaign name will be linked and when clicked will take you to the reporting details for that campaign. For campaigns sent by others who have access to the group via their Shared Groups tab, you can hover on the campaign name to view the details for the user who sent the campaign.