On February 19, Olival Costa and Pedro Cunha founded the "Folha da Noite" newspaper. In July 1925, "Folha da Manhã" - the morning edition of "Folha da Noite" - was established. "Folha da Tarde" was founded 24 years later.
On January 1st, the three company titles ("Folha da Manhã", "Folha da Tarde" and "Folha da Noite") merged, giving rise to Folha de S.Paulo newspaper.
Octavio Frias de Oliveira and Carlos Caldeira Filho acquired the share control in the Folha da Manhã company.
The newspaper was a pioneer in offset color printing, employed in large scale pressrun for the first time ever in Brazil. In 1971, Folha abandoned the lead composition and became the first newspaper to use the electronic photocomposition system.
The section "Tendências/Debates" ("Trends and Debates") was created, governed by the principle of pluralism. Publishing articles of all ideological hues, it played a major role in the redemocratization of Brazil.
In June, an internal document was released in a first attempt to systematize an editorial project. The text defined three goals: correct information, competent interpretation and pluralism of opinions.
With the installation of computer terminals, Folha became the first fully computerized Newsroom in South America. The newspaper began to save 40 minutes in the production.
With Otavio Frias Filho as the editor, Folha publishes its first editorial project, which defends critical, modern, nonpartisan, and pluralist journalism. In the same year, Folha launches the "Manual of Editing", and publishes it as a book.
Folha is the first publication in Brazil to create the role of an Ombudsman, a journalist who hears and investigates reader complaints to analyze the quality of the newspaper.
News was reassembled in topical sections. Folha was the first Brazilian media to demand the impeachment of President Fernando Collor de Mello, who eventually resigned in the following year. The Front Page began being published in color everyday.
Businessman Octavio Frias de Oliveira eventually bought the remaining interest in the company. Folha consolidated its position as the newspaper with the highest paid Sunday circulation (average of 522,215 copies).
With the launch of "Atlas Folha/The New York Times", which came as installments, Folha hit a record in pressrun and sales in the history of newspaper and magazine in Brazil on the launch day (1,117,802 copies) and in subsequent weeks.
The Folha's Technological Graphic Center started up, in Tamboré. The newspaper began having most pages in color. Also in this year, the company launches FolhaWeb, the first website in Brazil to publish news in real time.
Luiz Frias launches internet portal UOL (Universe Online), Brazil's first large online service. In the same year, Universo Online and Abril Group's Brasil Online create a new company, Universe Online S.A., in which Folha owns a small stake.
The newspaper released the most recent version of its editorial project, which included a throrough screening of facts to be dealt with journalistically, a deep, critical and pluralist approach, and a plain and interesting text.
Folha Group launches Agora, a daily newspaper aimed at the masses in the city of São Paulo.
In partnership with Group Globo, Folha launches the Valor Econômico newspaper. In 2016 Grupo Globo assumes full control of the periodical.
The fourth version of the new Stylebook was launched, a revised and more expanded version based on the previous editions (published in 1984, 1987 and 1992).
Unification of the Newsrooms of the printed and online newspaper. Renovation of the graphics and editorial departments. Folha Online is restructured and is now called Folha.com. Applications for the iPhone, iPad and Galaxy Tab are launched.
Folha is the first media outlet to adopt a new business model in digital journalism --a porous paywall-- in which access to news is free until a certain number of articles.
The newspaper publishes its most recent version of its editorial project. The document updates Folha's editorial promises in an era of changing habits of its readers. For the first time, it publishes a list of 12 principles the combines its editorial, political, and ethical promises.
The fifth edition of the Editorial Manual is launched. The updated version expands beyond previous editions (published in 1984, 1987, 1992 and 2001), with the inclusion of themes like professional behavior on social media and managing 'fake news'.