I’m an Israeli historian living in the UK, best known for my books on the history of Palestine and the Middle East, which challenge the official Israeli version of history. This month I was invited to the US by a new Arab American organization, al-Nadwa (the Discussion), to share my thoughts on the situation in the Gaza Strip. I also addressed a Jewish Voice for Peace group in Michigan and went to talk to students encamped at the University of Michigan in Ann Arbor. After an eight-hour flight from Heathrow I was stopped on arrival at Detroit airport by two...