Task: Text Categorization
Input (English): This country's President Jorge Pacheco began to use torture techniques in response to labor  uprisings, leading to the rise of the Tupamaro movement. This country's victory at the Battle of Las  Piedras helped secure its independence from Spain, and its forces were led by national hero Jose (*)  Artigas at that battle. A civil war in this country saw one side supported by another country's dictator  Juan Manuel de Rosas until the intervention of Justo Jose de Urquiza, and that war in this country  involved the liberal forces of Fructuoso Rivera squaring off against Manuel Oribe, who led the Blancos. That same civil war in this country involved Giuseppe Garibaldi, who led its navy. For 10 points, name  this South American country located on the north bank of the Rio de la Plata.
Output (English): History