Iran and Israel are locked in an escalating spiral of tensions. Over the past year, Iran has been among the world’s most strident voices against the brutal Israeli bombardment of Gaza. And that’s in line with its staunch anti-Israel foreign policy. The two Middle Eastern nations are often described as archenemies. But relations between Iran and Israel weren’t always this taut – instead, they’ve gone through a range of ups and downs. Maneesha Tripathi gives a brief history of their ties and where things stand now.