<prompt> Translate the following text to EnglishBaada ya mapinduzi ya mwaka 1974 yaliyoitwa Mapinduzi ya Carnation, kiongozi wa zamani wa Salazar, Marcelo Caetano, alishindwa na kuundwa uchaguzi wa uhuru.  <response>: Following a bloodless coup in 1974 called the Carnation Revolution, Salazars successor, Dr. Marcelo Caetano, was overthrown and free elections were held. 