Who can create an Event?
Only "Group administrator" or "Group publisher" can create events.
How to create an Event?
You could create an event via "Create content | event" in the User panel menu visible to the right side of the top banner when you're logged in - or by clicking on
http://ec.europa.eu/eurostat/cros/node/add/cros-event
Where are the events displayed?
Upcoming events are displayed in chronological order, grouped by month, under upcoming events (accessible by clicking on "Events" on the drop-down menu anywhere in the CROS portal.