In 2021, Russia was the source of 52% of Germany's gas. Following the expansion of the Ukraine conflict in 2022 imports from Russia quickly dropped. The biggest suppliers of gas to Germany last year were Norway, Netherlands and Belgium. LNG from the United States and other countries has increased to 10% which is not nearly enough to replace the Russian imports. The phaseout was accomplished by drastically reducing overall gas usage.

[0] https://www.bundesnetzagentur.de/SharedDocs/Pressemitteilung... [1] https://www.bundesnetzagentur.de/SharedDocs/Pressemitteilung...

Check your facts, please: Germans figuratively shoot themselves in the knee, not the foot ;)