Fathers make sacrifices for their families all the time. On June 19, the nation will celebrate fathers’ contributions. Here are five facts you may not know about Father’s Day:

1. Sonora Dodd is commonly acknowledged as the founder of Father’s Day. She chose June as the month to celebrate in honor of her father, whose birthday was in June, according to IBTimes.

2. In 1924, President Calvin Coolidge was the first president to publicly support Father’s Day. President Richard Nixon made it a national holiday in 1972, according to IBTimes.

3. Twenty percent of Father’s Day cards are given to husbands, while 50 percent are given to fathers, according to Hallmark.

4. Father’s Day is the fourth largest card-giving occasion, according to CNN.

5. In the 1920s and 1930s, protesters voiced they wanted one day to celebrate both parents and make the holiday less commercialized. The Great Depression interrupted these protests, and advertisers wanting to make this a “second Christmas” during WWII said Father’s Day was a way to honor troops, according to history.com.

No matter the past, Father’s Day is a day to celebrate fathers. Take time on June 19 to call a father and thank him for all he does.