Final answer:
The epic poem 'Beowulf' is considered one of the oldest works of 'Old English literature, reflecting the cultural and literary traditions of the Anglo-Saxon period.
Step-by-step explanation:
The long poem from Anglo-Saxon times which is considered one of the oldest 'Old English' literary works is Beowulf. This epic poem is a significant part of Old English literature, which was the language spoken in what is now England from 450 to 1066 A.D. Beowulf represents the height of early medieval English cultural achievement and is an essential text for understanding the period.
Despite being composed in Old English, the poem's themes of heroism, the struggle against evil, and the quest for fame remain powerful to modern audiences. Its authorship is unknown, but its impact on the literary world is unquestionable, providing insight into the Anglo-Saxon era and its oral poetic traditions.