Reply To: Tzedukim and Karaim

While they both rejected Torah she’beal peh, the tzrdukkim disappeard after the churban, the karaites arose in the 700’s. At one time they accounted for nearly 40% of all Jews until Saadya Gaon published a critique that started their decline. One version of their origin holds that Anan Ben David was in line to the be the next Exilarch. While brilliant he was also unstable so the rabbanim elected his brother. In anger, Anan started karaism