Colonial rule rested upon violence and coercion in that many colonies were seized with military force; rebellions were regularly suppressed using violence; and forced labor was regularly extracted from the populations of colonies. However, the colonial system also relied on voluntary cooperation.
The social security act. it's been a bit corrupted since it was created, though. you might want to read up on it--it's pretty interesting.
Yes, Cinco de Mayo is a Mexican's independence day