‘Abdu’l-Bah
(1844–1921,
lit. Servant of Bah
). Title of ‘Abb
s Effendi, eldest son and appointed successor of
Bah
’u’ll
h
as head (1892–1921) of the
Bah
’
faith
. Successfully rebutting a challenge to his leadership from his half-brother, M
rz
Mu
ammad ‘Al
, he superintended the expansion of the Bah
’
religion to North America and Europe, delineated its further expansion, and guided the Iranian Bah
’
community through the turbulent years of the constitutional movement. He died in Haifa on 28 November 1921, having appointed his eldest grandson,