Cinco De Mayo

Tequila primer. Tequila like champagne has to be grown in a specific region. It is grown in The Jalisco region of Mexico.

1. Silver/blanco little or no aging
   
2. Gold is silver tequila with caramel for color and flavor
3. Reposado(rested) must be aged at least two months in oak casks
4. Anejo( aged) Must be aged at least twelve months in oak barrels

More info here and here.
The Cinco de Mayo celebrates the battle of Pueblo in 1862.