DebConf 11, the annual Debian conference took place in Banja Luka, Republika Srpska, Bosnia and Herzegovina. 56 talks or BoF have been recorded during this event:
http://www.irill.org/videos/debconf-11/
DebConf 12 took place in Managua, Nicaragua. 72 talks or BoF have been recorded during this event, including many of them in Spanish.