Complex sentence: The society is dedicated to perpetuating American ideals and traditions, and to protecting the Constitution of the United States; the official recognition of Constitution Day, Flag Day, and Bill of Rights Day were established through its efforts.
Split into simpler sentences: The society is dedicated to perpetuating American ideals and traditions, and to protecting the Constitution of the United States. The official recognition of Constitution Day, Flag Day, and Bill of Rights Day were established through its efforts.