The 1970's.
This question was asked in 2009, a decade after 1999.
Early '90s
the band abba came successful in which decade
1 century = 10 decades.
The decade in the United States was known as the Roaring Twenties. It was also known as the lawless decade, full of mobsters and very frustrated alcholics, due to the prohibition.
1950s.
10 years is called a decade hence it is only a decade not decade of years
The TENTies!
Decade is a noun
A decade. :)
Half of a century
This decade is called THE TEENS The last decade was called THE TENS