Do you want to learn how to automate the map production process in QGIS? It can be done in QGIS using the Atlas tool, so have a look at this video to find out how.
Here's the expression I use in the video to show only one country at a time: $id = @atlas_featureid
See my intro and intermediate QGIS courses for more: https://www.udemy.com/user/alasdair-rae-2/