German industry is set to pay about 40% more for energy in 2023 than in 2021, before the crisis triggered by Russia's invasion of Ukraine, a study by Allianz Trade said last month.

Source: https://www.france24.com/en/europe/20230219-live-west-must-provide-more-military-support-to-ukraine-says-eu-s-josep-borrell

In response to Nazi air raids on civilian targets in Poland and later London, the Allies dropped about 1.9 million tonnes of bombs on Germany in an effort to cripple German industry.

Source: https://gazette.com/news/us-world/in-germany-king-charles-honours-victims-of-wwii-allied-bombings/article_2e3dcaeb-ce7d-5717-b9cc-63260e093559.html