On Monday, May 30, Memorial Day will be celebrated. Here are some things to know about Memorial Day:

1. Veterans Day vs. Memorial Day

These holidays are different in their meaning. While Veterans Day pays tribute to all those who serve our country, Memorial Day remembers those who have fallen in war.

2. When did it start?

It began on May 5, 1868, this was three years after the Civil War ended. It did not become an official federal holiday until 1977, according to History.com

3. Why it was started

Veterans wanted to make a day to decorate the graves of those who died in the war with flowers. It is believed that the end of May was chosen so that flowers would be in bloom all over the country, according to Newsy.com.

4. Who started it?

General John A. Logan, who was the head of an organization of Union veterans — the Grand Army of the Republic (GAR), according to the U.S. Department of Federal Affair’s website.

5. Customs

One custom is to put all flags at half-staff until noon, and then raised to full-staff for the rest of the day. It is also encouraged to have a moment to pause at 3 p.m. local time for a National Moment of Remembrance, according to History.com

Have a great long weekend this Memorial Day and please take time to remember those who have fallen.