The lucrative profits of the cocaine trade have spurred fierce competition among Mexico's cartels.

Attacks launched by Shining Path strain ties between the Peruvian government and the companies targeted by the rebels.

The Agata operations' potential to improve Brazilian military capabilities could have significant strategic ramifications.

Peru's biggest challenges by far come from its internal security situation.

Stratfor explains how Peru's geography has shaped its internal security and its regional relationships.

Stratfor Latin America analyst Karen Hooper examines how recent unrest in Peru's mining regions threatens foreign investment.

As Brazil's population migrated west into the country's hinterland, Brazilian citizens have migrated across the western border and settled in neighboring states.

Brazilian migration to other La Plata River states frequently occurs in large part because of regional geography.