[sofixa]

Yes, but the initial stopping of the Russian advance happened before the vast majority of that help arrived. In a way, Russia lost the war the moment it didn't finish it in a few days - it ensured Ukraine could be supplied, and that the resistance will be remembered and kept on.

[johnisgood]

Where can I read more about this, is Wikipedia accurate?

[pmontra]

The Wikipedia page about the Battle of Kyiv https://en.wikipedia.org/wiki/Battle_of_Kyiv_(2022) is what I remember from the news of 3 years ago.