In the 1800s the site was home to Turner Hall, and in 1881 the world's first labor union, the Federation of Organized Trades and Labor Unions (later to become the AFL and part of the AFL-CIO) had its founding conference at the site.
Madison Square Garden | Carnegie Mellon University | Times Square | Tiananmen Square protests of 1989 | Trafalgar Square | Square | Leicester Square | Tiananmen Square | Red Square | Andrew W. Mellon Foundation | A Nightingale Sang in Berkeley Square (song) | A Nightingale Sang in Berkeley Square | Square Enix | Soho Square | Rittenhouse Square | Union Square | Paul Mellon | Harvard Square | Tompkins Square Park | Thompson Square | Root mean square | Washington Square Park | Syntagma Square | Square (company) | Russell Square | Merrion Square | Independence Square | Hanover Square, London | Fitzroy Square | Cathedral Square |