What special immunity do members of congess have?

Members of Congress enjoy a special immunity known as "Congressional immunity," which protects them from arrest while attending sessions, traveling to and from, and during committee activities, except in cases of treason, felony, or breach of the peace. This privilege allows them to perform their legislative duties without fear of interference or intimidation. Additionally, they cannot be sued for statements made in the course of their legislative activities, ensuring freedom of speech in their official capacities.