New Delhi, Feb. 9 -- The plan to relocate over 2 million Palestinians from Gaza to neighbouring Arab nations may be the second-best idea for lasting peace in the region. The best idea might be for all Israelis to move to a uninhabited island with a temperate climate and excellent soil.

The second-best is not Donald Trump's original idea. Such a plan was mooted around the time Israel was formed in 1948, and later by Jewish nationalists. It was never a popular idea.

Long before Trump pitched it as an American real-estate redevelopment plan, it was disliked by those who represented the Palestinian people, those who were conscious of their moral compass and those who did not want the problem to end because conflict was their business. It wa...