WW1 Content
https://gyazo.com/4df1b682b9af0a99e30c3cf982e01d5f
To avoid 2-front war
Russia would take around 6 weeks to mobilize them
Austria-Hungaryが
Belguin (neutral) was allied? with Britain, so no need to protect
Only invaded Belguim, not Netherland
Problems
Belguim blowed up railways and bridges, bad for German army
Russia took only around 4 weeks to prepare