In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
--------
Question: A federation ( also known as a federal state ) is a political entity characterized by a union of partially self-governing provinces , states , or other regions under a central federal government ( federalism ) .

Answer: A federation is a union of a number of self-governing states or regions , which are joined together under a central government .


Question: The concept was first developed by John Maynard Keynes in his book " The General Theory of Employment , Interest and Money " ( 1936 ) to explain determination of the interest rate by the supply and demand for money .

Answer: The idea was first developed by John Maynard Keynes in his book The General Theory of Employment , Interest and Money ( 1936 ) .


Question: Haredi Judaism is not an institutionally cohesive or homogeneous group , but comprises a diversity of spiritual and cultural orientations , generally divided into a broad range of Hasidic sects , Litvishe-Yeshivish streams from Eastern Europe , and Oriental Sephardic Haredi Jews .

Answer:
Haredi Judaism consists of many spiritual and cultural groups , and is divided into Hasidic sects with streams from Eastern Europe and Sephardic Haredim .