Basically this:
AH asks Germany if they'll defend them, Germany says yes thinking it won't have to deliver on that promise
AH Forces Serbia into war, Russia hops in to defend Serbia
Germany, following through on it's promise, also declares war on Serbia.
Russia assures Germany that it's only mobilizing on AH
France is allies with Russia, but doesn't join the war.
Germany get's paranoid that both France and Russia will invade it since Germany boarders them both, decides to go to war with both of them just in case.
Germany and Russia are now at war.
A major result of the Potsdam Conference was that the Allies called for Japan's immediate and unconditional surrender," since it was clear by this point that the Allies would ultimately win the war.
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during which Allied troops halted the steady German push through Belgium and France that had proceeded over the first month of World War I—a conflict both sides had expected to be short and decisive turns longer and bloodier, as Allied and German forces begin digging the first trenches on the Western Front on September 15, 1914.
Your answer is in there Hope it helps
Answer:
Historical evidence shows that tariffs raise prices and reduce available quantities of goods and services for U.S. businesses and consumers, which results in lower income, reduced employment, and lower economic output. Tariffs could reduce U.S. output through a few channels.