Conversation so far:
What changes did Benigno Aquino III make while in the senate?
Benigno Aquino III pushed for the passage of the Amending the Government Procurement Act, which applies to all government procurement activities regardless of source of funds whether local or foreign
When was Benigno Aquino III elected to the senate?
Benigno Aquino III was elected to the Senate of the Philippines in the 2007 Philippine midterm election on May 15, 2007.

Question: Was he a republican or democrat?
Self-contained rewrite: Was Benigno Aquino III a republican or democrat?