Lorenzo Valla's demonstration that the donation of Constantine was fraudulent weakened the papacy’s claim to extensive territories in Italy.
"A humanist in the king's court who was confronting against the pope, Lorenzo Valla showed that the Donation of Constantine, which had offered the papacy to affirm worldly power, was a forgery. This donation was a ploy in Roman politics to support the status of the Lateran".
"Valla showcased that the proof in the Donation stated a 4th-century origin but its vernacular style could be attached with the 8th century. He proclaimed this theory in three ways and by conferring that the king Constantine could not have lawfully given Pope Sylvester the authority that the Donation is claiming".
Complete question is-
Lorenzo Valla's demonstration that the donation of Constantine was fraudulent weakened the papacy’s claim________. Fill in the blank.
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