May 5, 1866: The First Memorial Day

On May 5, 1866, the small village of Waterloo, New York, held what is widely recognized as the first formal observance of Memorial Day in the United States. Known at the time as Decoration Day, the event was a community-wide tribute to honor the…

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May 5, 1862: The First Cinco De Mayo

The Battle of Puebla, fought on May 5, 1862, holds a significant place in Mexican history, particularly as the origin of the Cinco de Mayo holiday. At the center of this historic event stands Ignacio Zaragoza, a Mexican general whose strategic brilliance halted a…

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May 4, 1886: The Haymarket Affair

On May 4, 1886, the Haymarket Affair, a watershed event marked by ideological conflict and explosive violence, unfolded in Chicago, profoundly shaping America’s political and labor landscape. Occurring amid escalating nationwide tensions driven by a determined campaign for an eight-hour workday, this incident encapsulated…

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