evidence: South America, known for its diverse landscapes and cultures, also harbors several disputed territories, each with its own historical, geopolitical, and economic significance. These disputes often arise from conflicting territorial claims, historical grievances, or resource-rich areas. [...] - Between the ocean and the Andes mountain Range. [...] - It has more than 1,100 tributaries, which include the rivers like the Rio Negro, the Madeira River, and the Xingu River, etc.