sentences:  However, they continued to act in Jerusalem until being forcefully broken up after the assassination of Count Folke Bernadotte, a UN mediator, on 17 September 1948.After the final dissolution of Lehi, left-wing former members founded the Fighters' List to represent their cause in the 1949 elections.The list was headed by Natan Yellin-Mor, the former leader of Lehi, who at the time was in jail serving an eight-year sentence for leadership of Lehi, which had been outlawed and declared a terrorist organization.