A large supply of soldiers is the factor which enabled Russia to fight in world war I
Explanation:
It was recorded that Russia had the largest army in the world and this was the major asset for Russia to enter world war I. Russia and Austria-Hungary were in dispute over the area called Balkans . Russia had a very close relationship with Serbia and in Austria there were many Serbs who feared that they may be asked to convert into Austrian citizens. triple alliance was formed by Germany, Austria-Hungary and Italy which considered to be the major threat to Russia.
Russian government introduced great army program which increased the size of Russian army. Around twenty five million youth of Russia were in combating age and it increased the size of army. But the major problem was the deployment of soldiers in the war field. Due to the poor road and transporting conditions Russia experienced a great weakness in deploying soldiers during World war I
Based on this passage and what you have learned about the states, the states were unwilling to voluntarily work together in a confederation because each state had its own interests and needs.
Each state was in favor of proceeding their own interests and needs they believed that focusing on their needs would be a much better option in the long run. Unity wasn’t a wide practice during that era too.
D Although the U.S. had ramped up its industry during the first world war, it still did not have its full industrial capacity maximized until 1942 during world war 2. It was not "the" world leader in industry, however it was on the top of the list