A verdict is pending in Monday's trial, which has focused international attention on Cuba's human rights policies. The tribunal has until March 17 to issue a decision. The ruling could hold international repercussions for Cuba, which has been working hard to improve its ties with other nations, particularly in the Caribbean and Latin America.
Family members say the four rejected government offers to go into exile rather than face trial.
Scores of the defendants' supporters were temporarily detained before Monday's hearings, evidently to prevent any protests outside the courthouse. The number of people detained and released was not immediately known. She said state security agents picked her up Sunday and took her to a holding facility, before releasing her Tuesday after the hearing. Somellan said she was not charged with a crime and was treated well during her detention. Communist officials insist there are no political prisoners on this island nation of 11 million people, only those jailed for common crimes.