Reactions in the region have ranged from name calling to accusations of Russian meddling to observations of declining world powers.
Striking trash workers in Rio were able to pressure the government for better wages during Carnival. With the World Cup quickly approaching, other sectors may try to follow their example.
Turkey's growing middle class took to the streets again on news of the death of a boy injured by police during last year's mass protests. The demonstrations represent a spontaneous uprising for individual freedoms and honest government.
Investors from South Korea to Brazil and from India to South Africa are the new kids on the African block. Nor have old investors like the US, UK, France and Australia pulled out.
Jimmy Carter, a mediator of past political conflict in the deeply polarized South American nation, wrote in private letters he sent this week to President Nicolas Maduro and opposition leader Henrique Capriles, expressing 'grave concern' about the loss of life in recent protests and the risk of more conflict ahead.
Whether it's chasing after a thief, hunting down a suspect, or seeing a criminal nearly getting lynched by a crowd, you'll find examples of vigilantism even in Brazil's biggest cities.
The following regions and issues are among those critical to both short- and long-term US interests. They should draw greater US attention and diplomatic efforts.