Sanctions cannot have a short-term impact on a well-prepared Russia - and on the other hand the EU is playing a very dirty game by supporting Ukraine only to the point of not angering Russia to the end, which means the EU hopes Russia will achieve its goals and that the war will end.

The EU has proved once again that it is weak and incapable of dealing with the crisis in its own backyard, while at the same time the US is sending military aid worth billions. Germany proved itself again by sending military vehicles about 50 years old, but at least they cleaned the warehouse.

https://www.whitehouse.gov/briefing-room/statements-releases/2022/04/28/fact-sheet-white-house-calls-on-congress-to-provide-additional-support-for-ukraine/