Mae’r golygfeydd treisgar dros yr wythnos ddiwethaf wedi golygu bod degau o filoedd o bobl Wcráin wedi colli eu cartref, gan nodi dechrau'r hyn a allai fod yn argyfwng dyngarol mwyaf ein cyfandir ers degawdau.
The scenes of aggression and violence over the last week have caused the displacement of many tens of thousands of Ukrainian people from their homes and marked the onset of what could be the largest humanitarian crisis on our continent in decades.