Complex sentence: Sec. Belknap recommended that Congress act to fix May 1 as the start of the fiscal year, inaugurated the preparation of historical reports by post commanders, and proposed actions to preserve Yellowstone National Park.
Split into simpler sentences: Sec. Belknap recommended that Congress act to fix the date of May 1 as the start of the fiscal year. He inaugurated the preparation of historical reports by post commanders, and proposed actions to preserve Yellowstone National Park.