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Happy birthday USA: Unsung Italian heroes. Samuel Mazzuchelli (Wisconsin)

Buon Compleanno USA: Unsung Italian heroes. Samuel Mazzuchelli (Wisconsin)

Author: We the Italians Editorial Staff

In 2026, We the Italians celebrates “Two Anniversaries, One Heart” – the 250th anniversary of the United States and the 80th anniversary of the Italian Republic. This article is part of the “Happy Birthday USA: Unsung Italian Heroes” project, in which we share how, in every corner of the United States, an Italian has made a positive impact on their local community.

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The frontier builder. How the Italian Samuel Mazzuchelli changed Wisconsin

When we talk about the pioneers who shaped the face of the American Midwest, the name of Samuel Mazzuchelli (born Carlo Gaetano Samuele Mazzuchelli) shines with a unique light. This Dominican friar and missionary, born in Milan in 1806 to an aristocratic and influential family, left an indelible and extraordinarily positive mark on the state of Wisconsin. His legacy inextricably links the genius, culture, and humanitarian spirit of his Italian origins with the very birth of the state's civil society.

Arriving on the complex American frontier in 1828 at just 22 years old, Mazzuchelli faced a wild and multicultural territory inhabited by Native Americans, French fur traders, and immigrant miners. Backed by a vast cultural background that ranged from classical languages to architecture, he threw himself headfirst into his mission. To get around, he braved harsh winters on foot, on snowshoes, or by canoe, covering areas that today exceed 50,000 square miles.

His importance to Wisconsin developed on three main fronts.

As a builder and architect, drawing on the architectural principles he learned in Italy, Mazzuchelli personally designed and built more than 24 churches and several civic buildings across the Midwest. He was responsible for the first Catholic church in Wisconsin, St. John the Evangelist in Green Bay (1831). His structures, characterized by elegant proportions inspired by European neoclassicisms, brought the beauty of Italian art into the heart of the American frontier.

In terms of education, firmly believing it was the key to social empowerment, he founded pivotal schools and academies. Among these were the Sinsinawa Mound College and the St. Clara Female Academy in Benton, one of the first institutions to offer advanced science and arts courses to young women. He also founded the Sinsinawa Dominican Sisters, a congregation that remains highly active in education today.

Finally, as an advocate for human rights - and contrary to the colonial mindset of the era - Mazzuchelli showed deep respect for Native Americans (specifically the Menominee, Ho-Chunk/Winnebago, and Ojibwe/Chippewa). He learned their languages and published prayer books and liturgical almanacs for them, which actually represent the very first printed texts in the state of Wisconsin. He was also a staunch opponent of slavery.

His influence was so vast that in 1836, at the birth of the Wisconsin Territory, local lawmakers asked him to open the legislature's first official session with a prayer and a speech on civic duties. The Irish settlers, who deeply loved him for his selflessness, even "adopted" him, affectionately Americanizing his surname to "Father Matthew Kelly."

Father Mazzuchelli died of pneumonia in Benton in 1864 at the age of 57, after walking through the winter freeze to give the last rites to a sick parishioner. Declared Venerable by Pope John Paul II in 1993, he stands today as the noblest symbol of the Italian contribution to Wisconsin history: a perfect blend of lived faith, artistic genius, and total dedication to the common good.

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