Sources

BBC News (wire, en)
http://feeds.bbci.co.uk/news/rss.xml
entries=32 mentions=32
ERT News (national, el)
https://www.ertnews.gr/feed/
entries=35 mentions=35
The Guardian World (wire, en)
https://www.theguardian.com/world/rss
entries=45 mentions=45
in.gr (national, el)
https://www.in.gr/rss/
entries=50 mentions=50