claim: Nero's death sparked a brief period of world wars.
evidence: Cynewulf is one of twelve Old English poets known by name , and one of four whose work is known to survive today .. Old English poets. Old English poetry. He presumably flourished in the 9th century , with possible dates extending into the late 8th and early 10th centuries .. He is famous for his religious compositions , and is regarded as one of the pre-eminent figures of Anglo-Saxon Christian poetry .. Anglo-Saxon. Anglo-Saxon literature. Christian. Anglo-Saxon Christianity. Posterity knows of his name by means of runic signatures that are interwoven into the four poems which comprise his scholastically recognized corpus .. runic. Old English runes. These poems are  : The Fates of the Apostles , Juliana , Elene , and Christ II -LRB- also referred to as The Ascension -RRB- .. The Fates of the Apostles. The Fates of the Apostles. The four signed poems of Cynewulf are vast in that they collectively comprise several thousand lines of verse .. In comparison , the one work attributed to Cædmon , Cædmon 's Hymn , is quite succinct at nine lines .. Cædmon. Cædmon