Which of the following was not considered one of the failures that occurred during the Bay of Pigs invasion? More than 100 guerillas were killed and over 1,000 imprisoned in the attempts to infiltrate the island.

Miscommunication between backup paratroopers and Cuban guerillas allowed Castro's troops to force a surrender.

Cuba became a sovereign nation and was allowed to govern itself without interference from the U. S. or other countries.

Castro learned of the plans to bomb the Cuban airfield and moved his planes before the attack took place.