conversion

So the idea here is basically to come up with a scenario where Japan becomes majority Christian by the year 1900. Speculations on how this would affect history are also welcome.

The twenty eight ships of the C class served as the most numerous British light cruiser formed the basis of the British cruiser force for most of world war one and beyond. However by the 1930s these ships were considered outdated and some of the class was retired by the RN while others were...

OTL immediately post-WW2 a few airframes were converted from piston to jet power. The Russians simply hung (Junkers Jumo 004) jet engines under the noses of existing Yak 3 tail-dragging fighters. Yak 15 was unique in being a jet-powered tail-dragger. Sweden re-engined a batch of SAAB 21...

So there have been numerous threads discussing the viability of Norse paganism surviving or reforming itself. I guess I just wanted to discuss the opposite, as the thread says. How early could the Norse be converted, both as a whole and the individual nations? Denmark could obviously be...

When was the latest time that the Ottomans could plausibly convert to Christianity? How would that affect European relations? What about Islamic relations?

I don't know why he would, but the consequences would be very interesting. What would the repercussions be?

Not doing this as an Islamophobe, but I am very interested in the possibility of widescale religious conversion after 1600. With Christianity, the world's biggest faith, it is largely our timeline, with the Enlightenment eventually causing widespread secularism and agnosticism by the 21st...