Answer: Forbidden love between two rival families.
Explanation: In the tragedy of "Romeo and Juliet," the conflict primarily focuses on two noble families in Verona, the Montagues and the Capulets. Romeo, a Montague, and Juliet, a Capulet, soon fall in what is perceived by many as "forbidden love" because their love is doomed by the longstanding enmity between the families. This complexity sets the stage for a series of tragic events culminating in the deaths of both Romeo and Juliet.
