How do the political map of the Balkans and the balkan language and ethnicities map illustrate the instability of the region?

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

the answer is mass marketing.

the soviet union wanted to impose communist governments in eastern europe.

the correct answer is b.