I hadn’t known Ukraine was planning on invading. Is there a source for that?
Source is Putin's speech trying to justify the invasion of Ukraine on Mar 16, 2022.
Ironically, Yevgeny Prigozhin dismissed this justification for russia's invasion, that Kyiv was planning an attack on Donbas and Crimea. Prigozhin called it a lie.
Ukraine war based on lies: Wagner mercenary chief
https://www.nbcnews.com/video/wagner-boss-prighozin-says-russian-military-chiefs-lie-to-putin-over-ukraine-war-184392773794