Add or remove holidays in your Calendar

Do one of the following:

Show Add holidays

On the Tools menu, click Options, and then click Calendar Options.
Under Calendar options, click Add Holidays.
Select the check box next to each country/region whose holidays you want to add to your Calendar, and then click OK. Your own country/region is automatically selected.

Notes

By default, no holidays are loaded when you begin using Microsoft Outlook.
The holiday information provided with Office Outlook 2003 includes calendar years 2003 through 2007.

Show Remove holidays

In Calendar, on the View menu, point to Arrange By, point to Current View, and then click Events.
Select the holidays you want to remove. To select multiple rows, press the CTRL key and click subsequent rows.
Click Delete on the Standard toolbar.

To quickly remove all of the holidays for a country/region, click the Location column heading to sort the list of events so that it displays all of the holidays for a country/region together.