You start counting on the first day of your period.
July can start on any day
Indeed, as is the start of the night the end of the day ;-)
a day that you do not know
356 b.c.
1997
you can start the pill any day of the week.
November 11th
1950
D-Day was supposed to start on June 5th 1944 but got changed to the next day June 6th because of bad weather
Yes. The day you start bleeding is day 1 of your cycle.
They both start with an "A" and end with "day" ;)