In spite of this spring’s baseball diplomacy and an easing of the trade embargo, most Americans still cannot visit Cuba or do business there.

No vital United States interest is served by the trade embargo, a relic of the Cold War. No Cuban troops stand poised to smash their way into Key West and Fort Lauderdale to wreck the tourist season. Soviet nuclear missiles were pulled out of the island almost three decades ago. There’s no Cuban-Russian-Iraqi-North Korean grand alliance menacing NATO’s Caribbean flank, providing safe havens for Serbian submarine wolf packs eager to spread havoc on the eastern seaboard.