Imam Hussain, the third Imam, was born to Fatimah and Ali in Medina and is known for his martyrdom in Karbala at the hands of Yazid's army. His early life was marked by profound love from the Prophet Muhammad, along with significant personal losses that influenced his dedication to justice and truth. As a leader, Hussain opposed Yazid's oppressive regime, ultimately leading to his tragic stand at Karbala, which has significant spiritual and historical implications for Muslims.