On this day, 39 years ago, on November 27, 1986 (October 26, 1986 in the lunar calendar), serious violence occurred in the Brazilian capital. Serious violence occurred in the Brazilian capital on November 27, 1986. Large-scale violence occurred in Brasilia, the capital of Brazil. The incident is considered to be "the largest field battle in the history of the Brazilian capital." On the evening of November 27, tens of thousands of people flocked to the Parliament Building to hold demonstrations to protest against rising fuel, food, beer, cigarettes, car prices and public service costs. Clashes broke out when military police used tanks, tear gas, police dogs and batons to "launch a massive attack" on the demonstrators. According to an official report from the Public Security Secretariat, during the conflict, 33 cars were burned, more than 20 cars were destroyed, five banks were robbed, seven public service (post office and exhibit shop) buildings were burned, and a hundred security police officers were injured. At the same time, many injured demonstrators were taken to hospitals and 200 people were arrested. EFE said: "In the history of democracy in Brazil, this is the first time that the government has used tanks against people." Brazilian President Noir Sarne warned on the 28th that the government will not tolerate violent actions such as the one that occurred in Brasilia on the 27th. In his speech, he tried his best to defend the New Economic Policy. He said even the most expensive fuel (up 80 percent) is still the cheapest in the world. The finance minister told reporters that violence cannot build Brazil and that "change can only be achieved through dialogue."