Pizza made its way to the United States toward the end of the nineteenth century, arriving alongside a wave of primarily southern Italian immigrants. These new arrivals opened traditional Italian bakeries and grocery stores. During this era, pizza was largely a localized specialty, found primarily in major East Coast cities with large concentrations of Italian immigrants, such as New York, Boston, and Philadelphia.
However, it wasn't until the end of World War II that pizza truly exploded into the mainstream American diet. As soldiers returned home from deployments in the Naples region of Italy, they brought back a strong, newly acquired taste for the local dish, sparking a nationwide craving that transformed pizza from a neighborhood specialty into an absolute American staple.
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