Conversation so far:
What happened after Harper's weekly?
Thomas Nast contributed cartoons in various publications
What publications was Thomas Nast in?
notably the Illustrated American
What did Thomas Nast do with Nast Weekly?
Thomas Nast used the Weekly as a vehicle for his cartoons supporting Benjamin Harrison for president.

Question: Did the magazine help Benjamin at all?
Self-contained rewrite: Did the magazine Nast Weekly  help Benjamin harrison at all?