He mobilized more than a million able-bodied men to build a wall from Yulin to the Zi River; the work was stopped after twenty days, but five or six of every ten laborers had died. (History of the Northern Dynasties (Beishi), Annals 北史 卷12 大業3年)
Men from over ten commanderies of Hebei were conscripted to cut through the Taihang Mountains, opening a road to Bingzhou (Jinyang) for the imperial carriages. (Book of Sui (Suishu), Imperial Annals 隋書 卷003 帝紀 大業3年5月)
Outside the eastern wall of the commandery he set up a great tent and held a banquet for Qimin Khan and 3,500 members of his tribe. (Book of Sui (Suishu), Imperial Annals 隋書 卷003 帝紀 大業3年7月)
More than a million adult men were conscripted to build the Great Wall, from Yulin in the west to the Zihe River in the east; it was finished in ten days, and five or six of every ten who worked on it died. (Book of Sui (Suishu), Imperial Annals 隋書 卷003 帝紀 大業3年7月)
At Chester, Æthelfrith killed a band of Welsh and two hundred priests who had come to pray, fulfilling Augustine's prophecy. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 607 항 (pg657.txt 줄 1333))