For over two decades, many liberals in Israel have attempted, with wide international support, to implement the two-state solution: Israel and Palestine, partitioned on the basis of the Green Line – that is, the line drawn by the 1949 Armistice Agreements that defined Israel’s borders until 1967, before Israel occupied the West Bank and Gaza following the Six-Day War. By going back to Israel’s pre-1967 borders, many people hope to restore Israel to what they imagine was its pristine,...