Nationalism is the term historians used to characterize the modern sense of national political autonomy and self-determination from the late 18th century onwards. For example, German nationalism emerged as a reaction against Napoleonic control of Germany as the Confederation of the Rhine around 1805â14.
1 Work out the length of your average menstrual cycle. Day one is the first day of the menstrual period and the last day is the day before the next period begins.  Ovulation happens about two weeks before the next expected period. So if your average menstrual cycle is 28 days, you ovulate around day 14.
Best Answer : Here is how i do it ..When you start your period on that day on the calender put the word start or st ( st is so no body else knows ) then just have your period then when your period stop about 5 to 7 days on the day u stop put the word stop or st ( short for stop ) where you have the word stop the following day is when you count to 28 ...