Mafia Wars Bangkok

For decades, the Japanese Yakuza and Chinese Triads have battled for control over the lucrative criminal markets of Thailand. You can choose who you wish to ally with as you progress through Bangkok's gritty underworld, unlocking progressively stronger weaponry with your chosen faction but gaining increasing hatred from the opposition.

December 9th, 2009 - Bangkok announced.
December 18th, 2009. Bangkok's release date changed from "Holiday 2009" to "January 2010".
Players were required to find the three items pictured on the right to be eligible for the Thai Passport.
January 22nd, 2010 - Bangkok released in Beta. Zynga selected a small number of players who each had the three prerequisite items; they were each given four Thai Passports: one for themselves, and three others to send to their friends.
January 28th, 2010 the doors to Bangkok Beta were opened to everyone. Passports are dropped in Bangkok jobs, purchasable for 30 RP, or obtained by talking to the clerk. (once every 8 hours). You can also post a request on your news feed, asking mafia members to gift you a passport.
February 5th, 2010 - Bangkok opened fighting, two new businesses, 4 new achievements and all episodes available to unlock. (NB: Episode 5 is split into two parts based on your faction)