Abdu'l-Baha was the son of Baha'u'llah, the founder of the Baha'i Faith. Born in 1844 in Tehran, Persia, he played a crucial role in spreading the teachings of his father. After Baha'u'llah's passing in 1892, Abdu'l-Baha became the leader of the Baha'i community and worked to promote unity, peace, and social justice. He traveled extensively, including a notable journey to the West in 1912, where he spoke about the principles of the Baha'i Faith. Abdu'l-Baha emphasized the importance of equality, education, and the oneness of humanity, leaving a lasting impact on the Baha'i community and beyond.