No it was Sept 2011. I guess they must have starting charging.
Yes they began charging not too long ago apparently.
Delta's new baggage fees were in effect depending on when you purchased your ticket. All tickets that were purchased prior to June 1, 2011 were allowed one free bag to Aruba. Any tickets purchased after that date were subject to the new baggage fees.
"The happiness of your life depends upon the quality of your thoughts." - - Marcus Aurelius
33rd trip to Aruba - May 2016
San Fran/Napa Valley - Sept. 2016
Barcelona, Mallorca, and Andorra - Nov. 2016