Chile marked the 41st anniversary of the 1973 coup that overthrew the constitutional government of President Salvador Allende, while Mexico launched its Independence Day celebrations with a review of soldiers.
Students in Haiti returned to school for the start of a new academic year, with girls dressed in white waiting in formation during a flag ceremony before classes began at Lycee Marie Jeanne in Port-au-Prince.
Brazil entered the final weeks of campaigning for general elections Oct. 5. President Dilma Rousseff seeks re-election in a close race against Marina Silva of the Brazilian Socialist Party.
The fourth edition of the international art fair ArtRio drew some 50,000 people over four days to view the works from 99 galleries in Brazil and other countries displayed in the historic center of Rio de Janeiro.
In Lima, Peruvian authorities put on display the clothing of 53 people, including 23 teenagers, who were killed by the military in the Ayacucho region in the 1980s. They hope relatives will be able to identify the victims by the clothing they had on when last seen alive.
Three drivers of long distance buses in Paraguay nailed their hands to crosses on the outskirts of the capital, Asuncion, to protest what they said was their firing without cause or notice.
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This gallery was curated by photo editor Moises Castillo in Mexico City.