JERUSALEM - Prime Minister Benjamin Netanyahu said that Israel, together with the United States, had dealt the “heaviest blow” Iran’s leadership had ever seen, as Israel began observing its annual Holocaust Remembrance Day. “We delivered the heaviest blow in that regime’s history. It stands weaker than ever before,” Mr Netanyahu said in remarks at a state ceremony held in the Yad Vashem Holocaust memorial centre in Jerusalem and broadcast on April 13. Israel has been engaged in a multi-front conflict since Oct 7, 2023, when Iran-backed Palestinian militant group Hamas attacked the country, triggering a deadly war in Gaza that...