Conflicts in the prologue: 
Fighting and an an “ancient grudge” between two households. 
Two members of the warring households falling in love, but not being able to be together. 
Foreshadowed:
Both of the lovers will die, and in general death will be very present in the story. 
-“Fatal loins”
-“A pair of star-crossed lovers take their life;”
-“With death, bury their parents’ strife”
-“Death-marked love”