Columbus Day Columbus's landing in the New World on the 400th anniversary of the event. During the anniversary in 1892, teachers, preachers, poets and politicians used rituals to teach ideals of patriotism. These rituals took themes such as citizenship boundaries, the importance of loyalty to the nation, and the celebration of social progress. Many Italian-Americans observe Columbus Day as a celebration of their heritage, and the first such celebration was held in New York City on October 12, 1866. The day was first enshrined as a legal holiday in the United States through the lobbying of Angelo Noce, a first generation Italian,
Columbus Day as an official state holiday, though many mark it as a "Day of Observance" or "Recognition" and at least four do not recognize it at all. Most states that celebrate Columbus Day will close state services, while others operate as normal. San Francisco claims the nation's oldest continuously existing celebration with the Italian-American community's annual Columbus Day Parade, which was established by Nicola Larco in 1868, while New York City boasts the largest, with over 35,000 marchers and one million viewers. As in the mainland United States, Columbus Day is a legal holiday in the U.S. territory of Puerto Rico.