What was Petrarch's major works?

Petrarch's major works include "Canzoniere" (also known as "Rime Sparse" or "Song Book"), a collection of poems about his unrequited love for Laura, and "Trionfi" (Triumphs), a series of allegorical poems celebrating the triumph of love, chastity, and fame over death. He also wrote numerous letters, philosophical works, and essays on poetry.