Proleptic Gregorian calendar Proleptic Gregorian calendar The proleptic Gregorian calendar is produced by extending the Gregorian calendar backward to dates preceding its official introduction in 1582. In countries that adopted the Gregorian calendar later, dates occurring in the interim (between 1582 and the local adoption) are sometimes "Gregorianized" as well. For example, George Washington was born on February 11, 1731 (Old Style), as Great Britain and its possessions were using the Julian calendar with English years starting on March 25 until September 1752. After the switch, that day became February 22, 1732, which is the date commonly given as Washington's birthday. The proleptic
Tachhala (month) that takes place in Panauti, a town to the east of Kathmandu. During Panauti Jātrā, chariot processions of the deities Bhairava and Bhadrakali are held in the most important celebration here. On the 8th day of the dark fortnight, the festival of Machā Tiyā Jātrā or Trishul Jātrā ("The Procession with the Trident") is held in Deopatan in Kathmandu. Tachhala (month) Tachhalā (Nepal Bhasa: तछला) is the eighth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month coincides with Jyeshtha (ज्येष्ठ) in the Hindu lunar calendar and June in the Gregorian calendar. Tachhalā begins with