About 60 ships from 30 countries were estimated to join Sail250 in New York Harbor during the United States Semiquincentennial.
Sail250 was the maritime centerpiece of the anniversary program and was organized as the seventh International Fleet Review hosted by the United States Navy. It incorporated OpSail 2026, continuing the tradition of large sailing and naval gatherings connected with major American anniversaries.
The event used New York Harbor as a historic setting. The harbor has long been associated with immigration, trade, naval power, and the arrival of ships from around the world, making it a fitting location for an international fleet celebration.
The estimated total included vessels representing dozens of nations. The gathering was described as the largest maritime event in United States history, linking the 2026 anniversary to earlier fleet reviews and tall-ship celebrations.