Flag Day, like other notable and patriotic celebrations, will be observed (once again) on June 14. Here's what we have learned about the holiday.

Flag Day was first observed in 1877, and in May 1916, President Woodrow Wilson declared June 14 Flag Day. Here's what to know about the day.

This Father's Day weekend brings another, more obscure holiday in the U.S.: Flag Day. Here's what the holiday is and how and when it started.

This Father's Day weekend brings another, more obscure holiday in the U.S.: Flag Day. Here's what the holiday is and how and when it started.

Flag Day was first observed in 1877, and in May 1916, President Woodrow Wilson declared June 14 Flag Day. Here's what to know about the day.

This Father's Day weekend brings another, more obscure holiday in the U.S.: Flag Day. Here's what the holiday is and how and when it started.