Conversation so far:
What was a major foreign policy bill he introduced?
In 2005, in a snub to the Bush administration, DeLay was the "driving force behind the rejection of direct aid" to the Palestinian Authority.
HOw did the Bush administration respond?
In the wake of the legislation, some Jewish leaders expressed concern.
What were they concerned about?
the degree to which the Texas Republican, an evangelical Christian who opposes the creation of a Palestinian state, will go to undercut American and Israeli attempts to achieve a two-state.
Were there othe major bills he introduced?
CANNOTANSWER.

Question: was he involved in proposing or negotiating any treaties?
Self-contained rewrite: Was Tom DeLay involved in the proposal or negotiating of any treaties?