Over the last few weeks, as vaccination has become a top priority, the pattern has changed. Progressive leaders in much of the world are now struggling to distribute coronavirus vaccines quickly and efficiently: Europe’s vaccination rollout “has descended into chaos,” as Sylvie Kauffmann of Le Monde, the French newspaper, has written. One of the worst performers is the Netherlands, which has given a shot to less than 2 percent of residents. Canada (at less than 3 percent) is far behind the U.S. (about 8.4 percent). Within the U.S., many Democratic states — like California, Illinois, Minnesota, New Jersey, New York and tiny Rhode Island — are below the national average. “