A fiercely contested bill to make residency a condition of voting in New Hampshire was determined by the state Supreme Court to be constitutional Thursday, in a major ruling that clears its approval by Gov. Chris Sununu. In a 3-2 ruling, the court found that the bill, House Bill 1264, is not a burden on the right to vote, but rather a means to better organize state laws “in order to place voters and residents on equal footing as New Hampshire citizens.” The court’s decision, which came without warning, now sets up a high-stakes choice for Sununu. On Thursday afternoon,...