in further weakening of the political and military power of the central government. In 1365, Toghon Temür finally promoted his much beloved Lady Ki to First Empress and announced that his son by her would be the first in the line of succession. During the Yuan dynasty, one of Confucius' descendants, who was one of the Duke Yansheng Kong Huan's 孔浣 sons, named Kong Shao 孔紹, moved from China to Goryeo era Korea and established a branch of the family there called the Gong clan of Qufu after marrying a Korean woman (Jo Jin-gyeong's 曹晉慶 daughter) during Toghon Temür's rule. (Also see 曲阜孔氏 (朝鲜半岛) and 곡부 공씨) Relations with other nations Avignon Papacy Pope John XXII and Pope Benedict XII successfully extended a network of Catholic churches throughout the Mongol Empire from Crimea to China between 1317 and 1343. The archbishop of Khanbaliq, John of Montecorvino, died in 1328. With the backing of the Toghon Temür, the Alans wrote to Pope Benedict XII in 1336 asking for a new metropolitan. In 1338, the pope sent back the embassy headed by Giovanni de' Marignolli, who stayed at Beijing three or four years. They brought gifts for Toghon Temür that included fine European horses. Japan When the Koreans captured a Japanese fishing ship they thought was spying, the Goryeo court sent it to their overlord, the Yuan emperor Toghon Temür, who then sent the fishermen back to Japan. In reply, the Ashikaga shogunate sent an embassy led by a monk to express its gratitude. Retreat to the north After absorbing the Chen Han dynasty, conquering Southern China, and establishing the Ming dynasty, Zhu Yuanzhang – crowned as the Hongwu Emperor – conducted military expeditions to North China and defeated the Yuan army in 1368. When Köke Temür lost battles against the Ming general Xu Da and Ming troops approached Hebei, Toghon Temür gave up Khanbaliq and fled to his summer base, Shangdu. In 1369 when Shangdu also fell under the Ming's occupation, Toghon Temür fled northward to Yingchang, which was located in present-day Inner Mongolia. He died there in 1370; his son succeeded him as Biligtü Khan Ayushiridara and retreated to Karakorum in the same year. The Yuan remnants ruled northern China and the Mongolian Plateau while they continued to claim the title of Emperor of China, from which point they are referred to as the Northern Yuan dynasty. He was the