He proclaimed the national observance of Father's Day.

Americans celebrate a variety of federal holidays and other national observances throughout the year.

The following are American federal holidays and other common national observances.

Public holidays celebrated in Spain include a mix of religious (Roman Catholic), national and regional observances.

Mr. Burger heads the national observance of the Constitution's bicentennial.

Typically, for national or regional observances licensed amateurs add their suffix to the assigned special event prefix as per the following explanation.

The program is the culmination of a week of national observances and a voter-registration drive.

That year the Bahá'ís also offered a float in the national observance of Independence day.

No national observance is planned, perhaps because many of the crew may never be found.

The national observance was enacted into law in 1963.