By 1988, Tompkins Square Park had become something between a public commons and an open-air shelter. Tent cities dotted the grounds. Drug dealing was open. The park's history as a site of protest stretched back to 1874, when police had attacked unemployed workers during a labor demonstration, and the symbolism was not lost on the squatters and activists who claimed it as their own. The surrounding neighborhood was split. The Avenue A Block Association, representing local businesses, wanted a curfew. Friends of Tompkins Square Park and organizers on the poorer east side opposed one. Manhattan Community Board 3 tried to find middle ground. The Parks Department ultimately imposed a 1 a.m. closing — the first curfew for a park that had been open around the clock. Banners appeared reading 'Gentrification is Class War.' A protest rally on July 31 ended with clashes. Another was called for August 6.

The August 6 rally drew somewhere between 150 and 700 people, depending on who was counting. At some point after 11:30 p.m., police charged the crowd. What followed lasted until six in the morning. Officers swung nightsticks at demonstrators, bystanders, and journalists without apparent distinction. A travel promoter named Mr. Fish, trying to hail a taxi on Avenue A, was struck on the head — 'I was just standing there watching,' he said. 'The next thing I remember is seeing the stick.' A police helicopter hovering overhead attracted larger crowds rather than dispersing them. Rooftops that officers had failed to secure became launching platforms for bottles and debris. The fighting paused briefly, then resumed. Mayor Ed Koch rescinded the curfew the next day. Video footage of officers kicking prone, defenseless people played across every news channel in the city.

Over 100 complaints of police brutality were filed. Commissioner Benjamin Ward's internal report was unusually blunt: the police operation was 'not well planned, staffed, supervised or executed... which culminated in a riot.' Deputy Chief Thomas J. Darcy, who had left the scene mid-riot for the station house bathroom and never returned, was forced into retirement. Two officers faced charges — Karen Connelly for striking a civilian with her nightstick, and Philip O'Reilly for injuring a Times photographer's hand. An administrative judge recommended Connelly's termination. The charges against O'Reilly were dismissed. The helicopter, the unsecured rooftops, the absent commander — each failure compounded the next. Ward's willingness to call it what it was earned rare praise from the Times, which noted that the commissioner's candor confirmed what the video already showed.

The neighborhood's reaction was its own kind of revelation. 'The streets were full of people who I see coming out of their houses every morning with briefcases,' said community board member Phil Van Aver. 'People who work on Wall Street, standing in the street screaming Kill the pigs.' The riot did not solve the park's problems — the tent city persisted, and the arguments over gentrification, homelessness, and public space continued for years. But it permanently altered how the East Village understood its relationship with the police. Jonathan Larson set the riot scene of his musical Rent in the same neighborhood, drawing directly from the events of August 1988. Leftover Crack began playing annual anniversary concerts in the park in 2004, a tradition that has itself produced arrests and mosh-pit brawls. Tompkins Square today is a landscaped, fenced park with a dog run and a farmers' market. The tent city is gone. The questions it raised — about who owns public space, and what force is acceptable to reclaim it — have not gone anywhere.