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**Today **(23 August 2019)** minus 365 days** will be

23rd August 2018

For example

- What is 10 months before Today? (Today minus 10 months)
- What is 25 years from 7 November 2025? (7 November 2025 plus 25 years)
- What is 10 years before Yesterday? (Yesterday minus 10 years)
- What is 180 years before 18 July 2024? (18 July 2024 minus 180 years)
- What is 5 years before Tomorrow? (Tomorrow minus 5 years)
- What is 2 days from 7 January 2025? (7 January 2025 plus 2 days)

The **Gregorian calendar** is the most widely used internationally civil calendar. It is named after Pope Gregory 13th, who introduced it in **October 1582**.

The Gregorian calendar is a **solar calendar**. A regular Gregorian year consists of 365 days, but as in the Julian calendar, in certain years, a leap year, a **leap day is added to February**

The months of **April, June, September, and November** have **30 days**, while the **rest have 31 days** except for **February**, which has **28 days** in a standard year, and **29 in a leap year**.

For best results, please use dates after 1752 and **verify any data** if you are doing genealogy research.