Among the failed potential Messiah's was Bar Kochba who was backed by Rabbi Akiva. What do we know about him? Was he a disciple of Beit Hillel or Beit Shamai or someone else for example?
Various sources say that "12,000 pairs" of Rabbi Akiva's students died between Pesach and Shavuos because they did not treat each other with respect. See Genesis Rabba 61:3, Ecclesiastes Rabba 11, ...