history integration will track everything that is going on within Home
Assistant and allows the user to browse through it. It depends on the
integration for storing the data and uses the same database setting.
If any entities are excluded from being recorded,
no history will be available for these entities.
This integration is by default enabled, unless you’ve disabled or removed the
default_config: line from your configuration. If that is the case, the following example shows you how to enable this integration manually:
# Basic configuration.yaml entry history:
The history information is also available through the RESTful API.