Ukraine has been withstanding Russia’s invasion for slightly more than a year. One element of this resistance has been the military aid many allies have provided Ukraine. But surely the most important factor, ever since Russia attacked in February 2022, has been the strong sense of solidarity Ukranians have displayed in their attempt to keep their country free and democratic. That was one takeaway from a recent public discussion at MIT, “Ukraine and Russia One Year On: The Domestic Impact of the War.” The event, held online, was the latest…