ABC Languages Holiday Schedule ABC Languages will officially observe the following holidays in 2018/2019: HOLIDAY DATE President's Day February 18, 2019 Memorial Day May 25-27, 2019 Independence Day July 4-7, 2019 Labor Day August 31-September 2, 2019 Columbus Day October 14, 2019 Thanksgiving Break November 27-December 1, 2019 Winter Break Saturday, December 21, 2019 - Sunday, January 5, 2020 Martin Luther King Jr. Day January 20, 2020