Complex sentence: Also in 1977, Koehl's NSWPP began a campaign in their paper "White Power" about Collin's father being Jewish, including publications of what they stated were Max's naturalization papers.
Split into simpler sentences: Also in 1977, Koehl's NSWPP began a campaign in their paper "White Power" about Collin's father being Jewish. They published what they stated were Max's naturalization papers.