this's content of page. but it not show on front-end.
Check if the core/template block has the right permission, from system->permission->blocks and core/template is allowed or not. If it is allowed then double check the template file path
Perhaps you have correctly specified the path to the template. Check the path of events/events.phtml
You can show where in you is this pattern? Interested in a file path as necessary to ensure true test whether the path