Complex sentence: Foraker was not actively involved in the controversy, and in the sole interview he gave, said he was doing his best to keep out of it; however, most of Hanna's Republican opponents were from Foraker's wing of the party.
Split into simpler sentences: Foraker was not actively involved in the controversy, and in the sole interview he gave, said he was doing his best to keep out of it. Nevertheless, most of Hanna's Republican opponents were from Foraker's wing of the party.