| In any event, most of the dispute relates to the issue of retroactivity and whether demands for financial assistance were made before the official request. |
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| Apparent retroactivity covers the situation where legislative acts are applied to events which occurred in the past, but which have not yet been definitively concluded. |
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| The prohibition applies to both criminal and civil laws, but in some civil cases, only particularly unreasonable effects of retroactivity will be found unconstitutional. |
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