Conversation so far:
what did Phyllis have to do with the Equal Rights Amendment?
Schlafly focused political opposition to the ERA.
how did she oppose it?
In Illinois, the anti-ERA activists used traditional symbols of the American housewife.
why did she want to oppose ERA?
defense of traditional gender roles proved a useful tactic.

Question: How else did she oppose ERA?
Self-contained rewrite: How else did Phyllis Schlafly oppose ERA other than using defense of traditional gender role as a tactic?