TTL: United Kingdom (of Switzerland, France, and Italy) = OTL: United Kingdom (of England, Scotland, and Ireland) (yes, the order of these is significant)
TTL: Arabic Empire = OTL: Russian Empire
TTL: Russian Republic = OTL: United States of America
TTL: Finland = OTL: Italy
TTL: Brittany = OTL: Serbia
TTL: Netherlands = OTL: Belgium
This is going to be 191-parallelism, as in after the timeline diverges, it becomes radically different before slowly becoming parallelistic and similar.