Complex sentence: In October 1946, Fellers reverted to rank of colonel as part of a reduction in rank of 212 Generals (New York Times, March 9,1946) and retired from the Army on November 30,1946.
Split into simpler sentences: In October 1946, Fellers reverted to rank of colonel as part of a reduction in rank of 212 generals. He retired from the Army on November 30,1946.