1 Germany lost land, the Ottoman Empire was dissolved and Russia lost some land. 2 Ottoman Empire and Germany. Well the Ottoman empire was destroyed and Germany was forced to give it up.
They wanted to stop communism
In 1787, it became clear to many that the Articles of Confederation weren't really working.
So, they sent out notice for a convention to "devise such further provisions as shall appear to them necessary to render the constitution of the Federal Government adequate..."
A, the assassination of Archduke Ferdinand sparked it.