Determination of the day of the week possible to do all the calculations in one's head with a little practice). None of the methods given here perform range checks, so unreasonable dates will produce erroneous results. Every seventh day in a month has the same name as the previous: "Corresponding months" are those months within the calendar year that start on the same day of the week. For example, September and December correspond, because September 1 falls on the same day as December 1. Months can only correspond if the number of days between their first days is divisible by 7, or in other words, if their
First Day of the Easter Rising First Day of the Easter Rising The first day of the Easter Rising, Monday, April 24, 1916, saw some 1,200 volunteer soldiers of the Irish Volunteers take over positions in the centre of Dublin, launching the week-long revolution known as the Easter Rising. The Volunteers' Dublin division was organized into four battalions. As a result of Eoin MacNeill's countermanding order all of them saw a far smaller turnout than originally planned. The 1st battalion under Commandant Ned Daly mustered at Blackhall Street, numbering about 250 men. They were to occupy the Four Courts and areas to the northwest to guard