Acre ( ) is a state located in the west of the North Region of Brazil and the Amazonia Legal. Located in the westernmost part of the country, at a two-hour time difference from Brasília, Acre is bordered clockwise by the Brazilian states of Amazonas and Rondônia to the north and east, along with an international border with the Bolivian department of Pando to the southeast, and the Peruvian regions of Madre de Dios, Ucayali and Loreto to the south and west. Its capital and largest city is Rio Branco. Other important places include Cruzeiro do Sul, Sena Madureira, Tarauacá and Feijó. The state, which has 0.42% of the Brazilian population, generates 0.2% of the Brazilian GDP.

The North Region of Brazil is the largest region of Brazil, corresponding to 45.27% of the national territory. It is the second-least-inhabited of the country, and contributes with a minor percentage in the national GDP and population. The area of the region is a little larger than India and a little smaller than the whole European Union. It comprises the states of Acre, Amapá, Amazonas, Pará, Rondônia, Roraima, and Tocantins.