This brought about an increase in slave revolts, particularly in the 1860s and 1880s, which forced The federal government to alter the method to help keep the nation stable.[13] Slavery was legally abolished in 1888. Brana Itaipu, najveća svjetska hidroelektrana prema proizvodnji energije i druga najveća po instaliranom kapacitetu (fourteen https://ogernestolo.madmouseblog.com