CEVAP:

Meanwhile, the term of “ambassador” appeared at in the 12th century in Italy. Ambactiare, meaning “to go on a mission” in medieval Italian, was used for the envoys who kept the conversation running between the Italian city-states. The leading Italian city-state of the time, Venice, had close ties with the Eastern Roman Empire and, in order to conduct diplomatic relations with its bigger and more powerful neighbour, sent envoys to Rome with written instructions, which were systematically archived.