How did the alliances formed by the European nations create a domino effect

the domino effect is, basically it sparked a world war, like for example the Russian- Franco alliance, and the central powers, both were dominos waiting to be tipped over by the assasination of Franz Ferdinand.

Explanation:

c

the articles of confederation placed most of the power on the feds

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.