Add timeline-related information and tasks here
The timeline can be a separate component, and it can be a display mode in any component. Additionally, the time-bound events could be aggregated from all components to the master timeline component – filtered and faceted at will.
To allow extra complexity, the master timeline component could become part of a master topic display combining a map, gallery, and a timeline and displaying data from all components.
Timeline can also be a display mode for a family tree, and there are sketches made for that in https://wikidocumentaries.wmflabs.org/wiki/Family_tree.
The illustrated family timeline idea:
There is previous development in components EventsList and TopicTimeline. Neither of them are shown currently for different reasons. They can be a good source for next steps.
Some previously recorded thoughts in https://wikidocumentaries.wmflabs.org/wiki/Timeline. They have been written over an extensive time period and outdated information can be expected to appear.