Show Caesar Cae ar Placed Calendar C In E fed in 43 4 u. u i C. C In 45 B. B C. C Caesar placed the solar year calendar n 1 effect The solar year is approximately days Caesar ruled that three of each four years should be days long and the fourth days the leap day being taken talen care of by re re- repeating repeating re- re repeating February 23 Caesar also decided that the month should become July in his honor The months and their number of days then as described by a Chi Chi- Chicago Chicago Chicago cago Tribune writer were January 31 February 29 30 in leap year March 31 April 30 May 31 June 30 July 31 30 September 31 October 30 November 31 and December 30 After Caesars Caesar's death the erred in making every third year a leap year Augustus Julius' Julius successor cor cor- corrected corrected corrected this suspending leap years until 8 A. A D. D then ordaining every fourth year to be a leap year That Thatis is why all leap years are divisible by four Augustus also changed the name of the month to Au Au- August August August gust in his honor Not to be out out- outdone outdone outdone done by Caesar he gave August 31 days taking a day from February He also subtracted a day from Sep Sep- September September adding it to October and performed the same operation on November for Decembers December's benefit Calculation of the Christian era is usually credited to Dionysius Exi- Exi geus in the Sixth century He was somewhat in error however as it itis itis itis is believed Jesus was born before what was January 1 in the year I 1 A A. D. D D The phrase Anno Domini Domin year of our Lord of which AD A.D. A. A D D. Dis is the abbreviation was believed to have been used first in 1219 |