The Great War began as a confrontation between Austria and Russia. It soon became about a lot more than that, but for Austria, job one is defeating the Russians, or at least holding them at bay. The Austrian Army will prove incapable of accomplishing either.
President Wilson pushes through more reform legislation, including the Federal Reserve Act. The outbreak of the Great War creates a financial panic in the US, and Vice President Marshall pines for the days of a really good five-cent cigar.