Creating a Business Event Group 
Use
In this step, you create business event groups.
You can assign business event types to business event groups. You do so in the step
Creating a Business Event Type.You store the following information for business event groups:
The general description of the event group is included in the event brochure.
Here you assign a business event group to a higher level one. You create the business event hierarchy from the top down.
You can specify that the event group should be offered as a subject area for the search for business events and for selection in the Employee Self-Service Training Center.
See also:

Once you have created an object, you can create all further objects and data in a hierarchy in the
Master Data Catalog. When you create objects there, the pertinent relationships with other objects in the hierarchy are automatically created too.Procedure
On the SAP Easy Access screen, in the SAP Standard Menu choose Human Resources ® Training and Events ® Business Events ® Settings ® Current Settings ® Business Event Group. The Business Event Group: Initial Screen appears.

For clarity's sake, you should specify 01/01/ of a calendar year.
Result
You have created a new business event group.

Once you have created your first object, or if an object already exists in the system, you can use this as a template for any further objects you want to create. To do so, you enter the ID or the name of the object you want to use as a template in the field Business event group in the Copy from box. The data of the existing object is proposed on the data screen. You can overwrite data as required for your new object. You can find this function in the master data catalog by choosing Object ® Create by copying.

The Customizing settings made under
Maintain Actions affect the data maintenance activities you can carry out for business event groups. In this step, you specify what infotypes may be maintained for what object types.