️ Complete the following sentence: Geography has long influenced the economy of the Ukrainian lands. Rich fertile soils (such as chernozem areas) made the area a "breadbasket": for ancient Greece as well as for early modern Europe. The maintenance of trade corridors <unk> the route from the Varangians to the Greeks and access through the Straits to the Mediterranean world <unk> became important. Mineral resources encouraged industrialization <unk> notably in the Donbas <unk> from the 19th century onwards. But the lack of secure borders meant repeated interruptions in economic development.<unk> But the lack of secure borders meant repeated interruptions in economic development. nomads steppe and other conquerors - Cumans,
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