date unknown Salah Khalaf, Palestinian Arab, founder of the terrorist group Black September and a senior Fatah official. (died 1991) Notable deaths 16 June – Haim Arlosoroff (born 1899), Russian (Ukraine)-born left-wing Zionist leader, leader of the Labor Zionist movement in Palestine during the mandate period and head of the political department of the Jewish Agency. Assassinated. References Years in Mandatory Palestine Articles containing video clips