Mr Putin’s war has delivered one of a particular kind to demographers, who tend to see the phenomenon they study as slow-moving. many Europeans fretted that their region was getting older and that more people were dying than being born. Europe’s median age of 43 is nearly four years older than that of North America, the next-greyest region. Some 5.3m people the bulk of them women and children have fled Ukraine since the war began, the vast majority to countries bordering Ukraine on the west. How do you seen Europe demographics by 2030 if the Mr. Putin’s wars continue ?

