However , despite having three to four million speakers , it is threatened by the diaspora of its speakers after the June 1991 eruption of that volcano .
One of them , Kapampangan , is the major language of the Pampanga - Mount Pinatubo area .
Despite having three to four million speakers , it is threatened by the diaspora of its speakers after the June 1991 eruption of that volcano .
One of them , Kapampangan , is the major language of the Pampanga - Mount Pinatubo area .