As she sweeps up broken glass outside her shop, Inna knows her country’s future is in the hands of Americans voting more than 5,000 miles away. “We hope that the woman, Kamala Harris, will win and support us,” she says. “Of course we are worried about the outcome [of the election],” she adds. “We want to defeat the enemy!” For Ukraine to have a remote chance of doing that, it needs the help of the US. It was here in 2023, on this south-eastern part of the front line, where Ukraine launched a counteroffensive it hoped would force out the...