A timeline by LordInsane with a divergence in December 1901, when Henry Wilson dies in an accident.
This leads to Britain being somewhat less aligned with France, and, due to butterflies and, admittedly, handwaving, the Great War starts with Germany having an East-first policy for the War, and also Italy remaining loyal to the Central Powers. The stage is thus set for a Great War looking far better for the Allies (that is, the Central Powers).
Read it here.
Allies in TTL refer to the Central Powers, and it will, at some point in the future of the TL, be possible for Australians to be something called 'MIP', whatever that means. Other details will be revealed, on a read-the-timeline basis.