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Though Goryeo remained independent from direct control by the Mongol Empire, Mongol authorities nevertheless interfered in Korea on a number of occasions, establishing post stations, conducting population surveys, and demanding hostages, provisions, and troops for the Mongol armies.<ref name=jiyoung318/>

Though Goryeo remained independent from direct control by the Mongol Empire, Mongol authorities nevertheless interfered in Korea on a number of occasions, establishing post stations, conducting population surveys, and demanding hostages, provisions, and troops for the Mongol armies.<ref name=jiyoung318/>

In [[1370]], two years after the founding of China's [[Ming dynasty]], [[King Gongming]] became the first king of Goryeo to receive investiture from the Ming.<ref>Tomiyama Kazuyuki, ''Ryûkyû ôkoku no gaikô to ôken'', Yoshikawa Kobunkan (2004), 34.</ref>

In [[1370]], two years after the founding of China's [[Ming dynasty]], [[King Gongmin]] became the first king of Goryeo to receive investiture from the Ming.<ref>Tomiyama Kazuyuki, ''Ryûkyû ôkoku no gaikô to ôken'', Yoshikawa Kobunkan (2004), 34.</ref>

Goryeo first established formal relations with the Okinawan kingdom of [[Chuzan|Chûzan]] in [[1389]], three years before the dynasty fell, but relations are believed to have continued relatively uninterrupted through that transition. Goryeo also enjoyed imports from Southeast Asia, including [[sappanwood]], [[eaglewood|aloeswood]], and other tropical products, carried via Chinese or Japanese merchants.<ref>Geoffrey Gunn, ''History Without Borders: The Making of an Asian World Region, 1000-1800'', Hong Kong University Press (2011), 217.</ref>

Goryeo first established formal relations with the Okinawan kingdom of [[Chuzan|Chûzan]] in [[1389]], three years before the dynasty fell, but relations are believed to have continued relatively uninterrupted through that transition. Goryeo also enjoyed imports from Southeast Asia, including [[sappanwood]], [[eaglewood|aloeswood]], and other tropical products, carried via Chinese or Japanese merchants.<ref>Geoffrey Gunn, ''History Without Borders: The Making of an Asian World Region, 1000-1800'', Hong Kong University Press (2011), 217.</ref>