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**5 May 2019**** minus 13 days** will be

22nd April 2019

For example

- What is 5 years from Today? (Today plus 5 years)
- What is 4 weeks before 4 October 2025? (4 October 2025 minus 4 weeks)
- What is 11 years from Yesterday? (Yesterday plus 11 years)
- What is 8 weeks before 16 May 2022? (16 May 2022 minus 8 weeks)
- What is 25 years before Tomorrow? (Tomorrow minus 25 years)
- What is 2 weeks before 26 May 2020? (26 May 2020 minus 2 weeks)

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.