Jonas was likely a A.) Federalist and a E.) supporter of James Madison. Federalism divided power among the various levels of government, promoting a weaker central government, which allows for a more capitalistic economic system, allowing Jonas to own his own private business. Because of this, it's clear that Jonas was likely a supporter of James Madison, a man who promoted federalism and helped to write The Federalist Papers.
The Treaty's required reparations amplified the state of Europe's economy in Germany, causing hyperinflation. The French insisted on the Treaty being harsh out of fear of Germany instigating another war.