it was never about a brotherhood but moskovy's attempts to call themselves Rus' descendants, stealing Ukr history and making Ukrainians a national minority by colonization and erasing their identity for centuries.
Sure, it's more pleasant to be descendants of Volodymyr the Great and other Kyivan princes than decendants of Mongol invaders
Offtop:
Medium friends, please support my latest reflection "I Wasn't Ready for Goodbye" with claps if you can: https://medium.com/word-garden/i-wasnt-ready-for-goodbye-11abd69465f1 Thank you!