You wrote:
"We object to the idea that the Democrat Party represents any form of a lesser evil. We instead point out that this party is our polar opposite as a capitalist party of war, oppression, and exploitation."

If your party is to last in history then I would eliminate references to other parties from the intro and add a section later to discus points of difference/agreement with other parties. Platforms may change over time but perhaps the intro should strive for timelessness?