Brazil Curfews and lockdowns Restrictions have largely been relaxed in most of Brazil’s 26 states, although several continue to limit opening hours for bars, restaurants and shops. A round-the-clock curfew was imposed this week in Brazil’s biggest state, Amazonas, after hospitals were overwhelmed. Schools Closed last March and largely still closed. Most universities, public and private, have yet to restart in-person classes. Socialising Outside.