It’s the fifth year since Juneteenth became a federal holiday. But the celebrations, which began in Texas, have a long history in Black America.

As people gather at events across the U.S. to celebrate Juneteenth, former President Barack Obama’s presidential center will open its doors to the public for the first time.

DALLAS: As people gather across the US to celebrate Juneteenth on Friday, former President Barack Obama’s presidential center will open its doors to the public for the first time.…