Into the future
Vladimir Ulyanov (the OTL Lenin) never became an Atheist Bolshevik and instead became an Orthodox Fascist by joining the Russian Nationalist group, the Black Hundreds. This leads to him being the leader of the White army against Trotsky's Bolsheviks, and due to his charisma, the...
The Blue-Red war: The 2nd Civil War
Instead of being a Communist, Lenin became a Fascist and lead a Ultranationalist Orthodox Russian Revolution instead of a Bolshevik one.
Unlike other parts of Latvia that are mostly Protestant, the region of Latgale is influenced by Poles and Russians and mostly Catholic. With a POD after 1917, due to its strong Polish Catholic influence, make this land part of either Poland or Lithuania.
http://en.wikipedia.org/wiki/Latgale
Johnson's strategy
A strong earthquake hits New York in 1999, causing the structures of the Twin Towers to break and collapse. The September 11 attacks happen anyway, which destroyed the Sears Tower in Chicago and the US Bank Building in LA (Al Qaeda chose alternate targets), and planes still...
The lucky canal
Constantine, instead of seeing a vision of the Christian cross, sees Yahweh to conquer in the sign of the Star of David and the Menorah. He won at the Milvian Bridge, renamed Antioch in Syria to Constantinople, and converted the Roman Empire to Judaism.
In a POD after 1517 (The 95 Theses), There must be a Protestant church (or more than one) that venerates Jesus's mother much like the Catholics did.
Bonus points if they also venerate saints.
The MNF to the rescue
In this interesting TL, Novgorod and Sweden respectively sent Orthodox and Catholic missionaries to Finland in the 11th century, which led to a war between Novgorod and Sweden over Finland in the 1150s. Novgorod won and gained most of Finland, and converted most of the...