It just may have been the week that broke the dollar. The greenback’s worst slump since November has a bevy of strategists and investors saying a turning point is finally at hand for the world’s primary reserve currency. If they’re right, there will be far-reaching consequences for global economies and financial markets. The US currency is teetering at the lowest level in more than a year after signs of cooling inflation bolstered bets that the Federal Reserve will soon stop hiking interest rates. Dollar bears are looking even further ahead,...