The term often brings to mind certain cultural characteristics or heritage of the area. The heartland resonates with folk music and traditional crafts.
Pro Tip 2/3
Not Literally Central
'Heartland' can be metaphorical and doesn't always mean geographically central. Silicon Valley is the heartland of tech innovation.
Pro Tip 3/3
Emotional Connection
Speakers may use 'heartland' to express a deep bond with their nation or origin. Returning to the heartland always fills me with nostalgia.