Juneteenth is observed on June 19. Here's what to know about the holiday's origins and how it became known as the nation's "second Independence Day."

On the same grounds in Philadelphia where the United States declared its sovereignty from British rule more than two centuries ago, the Army defending that independence celebrated its 250th anniversary Saturday.

After two years, fireworks celebrating Independence Day in the city are making a return and will be held 9 p.m. on Thursday, July 3 at Hayward Field.

TREASURE ISLAND, Fla. - Treasure Island is set to illuminate the night sky with a dazzling fireworks display over the beach on Friday, July 4th, celebrating Independence Day with a splash of color and community spirit.

Liberty Hill Middle School, 13125 TX-29, Liberty Hill Devine Lake Park, 1807 Waterfall Ave., Leander Mason Homestead, 1101 S. Bagdad Road, Leander Leander Public Library, 1011 S. Bagdad Road, Leander July 19, 10 a.m.-6 p.m.; July 20, 10 a.m.-5 p.m.

MacCubbin gives Florida gardening advice about container gardens and care of crape myrtles, blue daze plants, trimming palms, azaleas and pentas

Related: <a href="https://www.kron4.com/video/npr-tiny-desk-winner-headlines-sj-filipino-independence-day-celebration/10803212/">https://www.kron4.com/video/npr-tiny-desk-winner-headlines-sj-filipino-independence-day-celebration/10803212/</a>

Juneteenth, celebrated on June 19, marks a pivotal moment in American history, commemorating the emancipation of the last enslaved African Americans. As a federal holiday, it prompts questions about the availability of services and businesses.