Complex sentence: The United States began a similar system in 1911 under the Act of June 25,1910 (36 Stat.814) and it was abolished by the Act of March 28,1966 (80 Stat.92).
Split into simpler sentences: The United States began a similar system in 1911 under the Act of June 25,1910 (36 Stat.814). It was abolished by the Act of March 28,1966 (80 Stat.92).