Since Russia had an alliance with Serbia, it ordered its forces to mobilize for war. it wasn't a formal alliance, but it did specify that if someone declared war on Serbia, Russia would also step in. This resulted in other countries also getting involved in the war. The answer would be D!
-TetraFish
Because the Articles of Confederation where extremely weak forms of government and pretty much had to be scrapped before the constitution was written.
Juan Seguín,Served with Travis at the Alamo but survived because he was sent out as a messenger to warn Sam Houston about the events at the Alamo.