Denmark became part of a Lutheran heartland extending through Scandinavia and northern Germany. Clovis's sons made their capitals near the Frankish heartland in northeastern Gaul. The Central Valley is California's productive agricultural heartland. Bengal remained a frontier despite its rare associations with the Indian heartland. The North Region includes the Montana, Northwest, Twin Cities, Heartland and Powder River divisions. The village is west of Yogyakarta, the cultural heartland of the Javanese. In 1989 Topeka became a motorsports mecca with the opening of Heartland Park Topeka. The town was part of Franconia, the heartland of East Francia. Geographically, Omaha is considered as being in the "Heartland" of the United States. Mackinder called this region the "Heartland". There is no consensus as to the geography of America's heartland. Rather Srivijaya was a confederacy form of society centred on a royal heartland. Gaelic continues to decline in its traditional heartland. The constructions are centred in a relatively small area within the Chalukyan heartland. Hence, changing the tide of the war back in the Eritrean heartland.