CUBA - Castro promises reform at Communist Party Congress. As Cuba marked the 50th anniversary of the Bay of Pigs victory on Friday, it was also opening the Communist Party's 6th Congress. It's the first time in 14 years that the event has been held and comes amid plans for reform by President Raul Castro. The Cuban government is making a major political shift in terms of its economic model and for many, the shake-up is not before time.