People demonstrate in Tel Aviv on Thursday as Israeli Prime Minister Benjamin Netanyahu’s government presses on with its contentious judicial overhaul. A poll by EKOS Research Associates finds that Canadian Jews overwhelmingly oppose changes to Israel’s high court and other proposed measures.Amir Cohen/Reuters Andrew Cohen is a journalist and professor of journalism at Carleton University. His most recent book is Two Days in June: John F. Kennedy and the 48 Hours That Made History. In its 75 years of nationhood, Israel has lived under a regime of unrelenting threat. Challenges to its security, unity and prosperity are as old as...