the city of são paulo was subjected to bombing by aircraft of the federal government. the armed forces spoke of imposing a "terrifying bombardment" of various parts of the city, particularly working-class bairros like mooca and brás, as well as middle class areas such as perdizes. with neither aircraft nor artillery of their own, the rebels were eventually forced out of the city in the early morning of 28 july, and at ten that morning carlos de campos returned to his office in the government buildings.