For what it’s worth, Britain probably didn’t suffer as much as Ukraine has. The actual island of Great Britain was more or less secured after the aerial battle of Britain was won, and that took less than a year. Military casualties would go on to be comparable to the war in Ukraine, of course, and there was the ongoing difficulty of feeding everyone, but Britain at least had the sea and a massive navy standing between it and the enemy and civilian casualties were “only” about 70,000
For what it’s worth, Britain probably didn’t suffer as much as Ukraine has. The actual island of Great Britain was more or less secured after the aerial battle of Britain was won, and that took less than a year. Military casualties would go on to be comparable to the war in Ukraine, of course, and there was the ongoing difficulty of feeding everyone, but Britain at least had the sea and a massive navy standing between it and the enemy and civilian casualties were “only” about 70,000