比萨是意大利北部一座古老的城市，早在罗马时代它便是一个重要的港口，12世纪成为独立的共和国，以掌握制海权强邦的姿态出现，不可一世。13世纪时，因与邻国发生对抗，实力受到削弱。1406年，比萨为佛罗伦萨击败，从此一蹶不振，直到后来成为意大利共和国的一部分。比萨首屈 Pisa is an ancient city in the northern part of Italy. It was an important port in Rome as early as in the 12th century and became an independent republic. It emerged as one of the most important states in the world. At the turn of the thirteenth century, the strength was weakened by the confrontation with neighboring countries. In 1406, Pisa was defeated in Florence, and from then on, until later became part of the Italian Republic. Pizza first place