Are we talking haj Amin al-Husseini, Aziz Shehadeh, Hanan Ashrawi, Sari Nusseibeh…?
The leader of the Palestinian armed militias during the 1948 war was the ex- Mufti of Jerusalem, haj Amin al-Husseini.
The pro-Nazi Palestinian leader, haj Amin al-Husseini, instigated the Farhud pogrom against the Jews of Iraq in 1941.
"pilgrimage to Mecca," from Arabic hajj "pilgrimage," from hajja "he went on a pilgrimage." Related to Hebrew haghagh "he made a pilgrimage, celebrated a feast," hagh "a gathering." One who has made it is a hajji.