Union Square Park - National Historic Landmark

UNION SQUARE PARK HAS BEEN DESIGNATED A NATIONAL HISTORIC LANDMARK THIS SITE POSSESSES NATIONAL SIGNIFICANCE IN COMMEMORATING THE HISTORY OF THE UNITED STATES OF AMERICA. HERE WORKERS EXERCISED THEIR RIGHT TO FREE SPEECH AND ASSEMBLY AND ON SEPTEMBER 3, 1882, OBSERVED THE FIRST LABOR DAY. 1997 NATIONAL PARK SERVICE UNITED STATES DEPARTMENT OF THE INTERIOR