id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-5961 Constans II - Wikipedia .html text/html 3367 439 66 Due to rumors that Heraklonas and Martina poisoned Constantine III, Constans II was named co-emperor. The Chinese dynastic histories of the Old Book of Tang and New Book of Tang mention several embassies made by Fu lin (拂菻), which they equated with Daqin (the Roman Empire).[12] These are recorded as having begun in the year 643 with an embassy sent by the king Boduoli (波多力, Constans II Pogonatos) to Emperor Taizong of Tang, bearing gifts such as red glass and green gemstones.[12] Other contacts are reported taking place in 667, 701, and perhaps 719, sometimes through Central Asian intermediaries.[13][verification needed] These histories also record that the Arabs (Da shi 大食) sent their commander "Mo-yi" (Chinese: 摩拽伐之, Pinyin: Mó zhuāi fá zhī), to besiege the Byzantine capital, Constantinople, and forced the Byzantines to pay them tribute.[12] This Arab commander "Mo-yi" was identified by historian Friedrich Hirth as Muawiyah I (r. ./cache/en-wikipedia-org-5961.html ./txt/en-wikipedia-org-5961.txt