[kaoD]

Check http://en.wikipedia.org/wiki/United_States_intervention_in_C...

E.g.:

> The U.S. provided material support to the military regime after the coup, although criticizing it in public. A document released by the U.S. Central Intelligence Agency (CIA) in 2000, titled "CIA Activities in Chile", revealed that the CIA actively supported the military junta after the overthrow of Allende and that it made many of Pinochet's officers into paid contacts of the CIA or U.S. military, even though some were known to be involved in human rights abuses.

Brazil: http://en.wikipedia.org/wiki/1964_Brazilian_coup_d'%C3%A9tat...

Nowadays invasions aren't explicit like in colonial times (where every superpower raced to colonize as much as possible), but there is definitely covert "warfare" going on.