Answer: heartlands

AnswerCrossword Clue
HEARTLANDSImportant areas
HEARTLANDSPivotal areas
heartlandsHEARTLAND, an area of a country that is centrally situated and/or vitally important
heartlandsThe center of support for a belief or movement
heartlandsThe central part of the US; the Midwest
heartlandsThe central or most important part of a country, area, or field of activity