Columbus Day: 2nd Monday in October
USA Labor Day: 1st Day In September
USA Independence Day: July 4
Holy Week
This week is set by the moon calendar beginning with Passion/Palm Sunday followed by Maundy Thursday, Good Friday, Holy Saturday and the Resurrection of the Lord/Easter Sunday
Lent Season (optional)
The season of Lent is observed by some Christian churches beginning with Ash Wednesday six weeks before Holy Week.
Advent Season
Advent season begins with the 4th Sunday before Christmas.