You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Roman_Republic

Context:
The plebeians had finally achieved political equality with the patricians. However, the plight of the average plebeian had not changed. A small number of plebeian families achieved the same standing that the old aristocratic patrician families had always had, but the new plebeian aristocrats became as uninterested in the plight of the average plebeian as the old patrician aristocrats had always been. The plebeians rebelled by leaving Rome and refusing to return until they had more rights. The patricians then noticed how much they needed the plebeians and accepted their terms. The plebeians then returned to Rome and continued their work.

Question:
Which group of people rebelled by vacating Rome?

The plebeians