Jamestown, Virginia is to 1607
As the Mayflower Compact is to

 the basis of most liberal political decisions.

Explanation:  It is the first ever known government documentation of majority vote ruling concept.

beowulf is considered an epic poem because it describes the actions of a great warrior.

beowulf is taken into account an epos. in this poem, the main character may be a hero who travels nice distances to prove his strength at not possible odds against supernatural demons and beasts. in the poem, beowulf was a young warrior and he leaves his country to hrothgar, as hrothgar was in a great trouble.