You can find the 27-page unanimous decision, with no explanation for the 3 year delay in this case, at this link. This is mostly a loss for the plaintiffs in these cases, as the appeals court rejected many (though not all) of the challenges to Wisconsin election law.Source: Breaking : 7th Circuit, after 3 Year Delay, Decides Challenge to Wisconsin...

There are two competing theories about how American elections fail to accurately capture the sentiment of the electorate. One theory, propagated by President Trump, holds that rampant voter fraud is committed by people unable to vote, swaying elections unfairly.Source: Americans see voter suppression as a bigger problem than voter fraud...

This order makes sense given the Purcell Principle. Still pending are requests in the district court and 5th Circuit to allow Texas to continue to enforce its voter id law pending appeal (which could well take a year or more).Source: Federal Court Which Struck Down Texas Voter ID Law Allows Its Use in Sept. 9 Local Elections...