WASHINGTON, D.C. – As demonstrators, including the headline-grabbing CodePink agitators, descend on the nation’s capital late Saturday afternoon for a “coordinated global day of action” against Israel, they will join a worldwide wave of marches and planned disruptions that may appear to be unfolding independently. In Kuala Lumpur, Malaysia, on Friday, anti-Israel demonstrators carried signs deploying emotionally charged language against Israel, including one featuring a Palestinian flag and a bloodied hand with the message, “STOP GENOCIDE.” Nearby, two women carrying mock machine guns flanked a cardboard image of a handcuffed Israeli Prime Minister Benjamin Netanyahu with a noose around his...