Rabbi Judah ben Bava was killed by Hadrian's soldiers at the age of seventy, and is known as one of the Ten Martyrs.
Rabbi Judah ben Bava was caught by Hadrian's soldiers while ordaining his students Rabbi Meir, Rabbi Judah bar Ilai, R' Shimon bar Yochai, R' Jose ben Halafta, and R' Elazar ben Shamua[1] in a place between Usha and Shefaram.
[3] Judah ben Bava is the subject of many sayings and legends.
He authored several decisions in the Halakha, including the ruling that one witness to the death of the husband is sufficient to justify permitting the wife to marry again.
[4] Rabbi Akiva was his most powerful opponent in halakhic disputes.