One factor in the spread of his influence was the publication in 1570 of his architectural treatise, "I Quattro Libri dell'Architettura" (The Four Books of Architecture), which set out rules others could follow.
: 1570: Палладио номинирован на титул "Proto della Serenissima" (Почетный гражданин Венеции), в том же году он публикует в Венеции трактат "I Quattro Libri dell’Architettura" ("Четыре книги об архитектуре").