JERUSALEM — Israeli Prime Minister Benjamin Netanyahu dramatically bolstered his ruling coalition this week with a unity deal meant to help him thwart challenges from fringe factions. But Yoel Krois, a man with sidelocks past his shoulders and a record of confronting authorities, says he remains ready for a fight.

From his cramped Jerusalem office, Krois pens broadsides that paper his ultra-Orthodox neighborhood and serve as religious proclamations on issues of the day. One of the newest tells readers to resist a brewing plot to draft ultra-Orthodox Jews into the Israeli military.