Complex sentence: Clarke was born on a farm in Adams, New York, on April 29,1901 and dropped out of high school to enlist in the Army in 1917 and gained appointment to the United States Military Academy through the New York National Guard.
Split into simpler sentences: Clarke was born on a farm in Adams, New York, on April 29,1901. He dropped out of high school to enlist in the Army in 1917, and gained appointment to the United States Military Academy through the New York National Guard.