Georeference in QGIS tutorial:
https://mapping.share.library.harvard.edu/tutorials/georeferencing/qgis/
Project Projection tutorial
https://www.youtube.com/watch?v=qZvKG8e71Yk
Eric Brelsford QGIS tutorials
https://www.youtube.com/@ericbrelsford90/videos
QGIS tutorials
https://www.qgistutorials.com/en/docs/3/georeferencing_basics.html
Outcomes:
original map for Ukraine from USSR
world atlas 1:10 000 000