Conversation so far:
bay of pigs was a failed attempt to overthrow who
The Bay of Pigs Invasion was an attempt to overthrow Fidel Castro.
when did the bay of pigs invasion take place
On April 17, 1961, 1,400 Cuban exiles launched what became a botched invasion at the Bay of Pigs on the south coast of Cuba
how did fidel castro find out about the bay of pigs attack
Even before the Bay of Pigs operation could be launched, Fidel Castro learned through his intelligence channels details of the American backed plan.

Question: was there an announcement published
Self-contained rewrite: was there an announcement about the bay of pigs invasion published