President Trump is correct to want to exercise control over Greenland, but his methodology is problematic. The present situation is unworkable since we are forced to spend money and risk our personnel with little benefit to us during the immediate period. Ownership is not the only solution to this conundrum. There are several possible methods to fulfill the requirements that Trump seeks. One proposal would be modeled after the arrangement Great Britain had with China for Hong Kong, in which the former had a 99-year lease for the territory. There are many variations on this theme. Mineral resources secured could...