Here's a roundup of what events and entertainment you can expect to see at Walt Disney World for the July 4 celebrations.
The Magic Kingdom has added some additional dining options:
The Diamond Horseshoe
Tortuga Tavern
Tomorrowland Terrace
Breakfast Options
Lunching Pad
Casseys Corner
Plaza Ice Cream Parlor
Opening hours have also been extended at the Magic Kingdom for most days in July. This includes an extra Main Street Electrical Parade performance and later Extra Magic Hours.
The American Adventure Pavilion (World Showcase)
Other Events
No news on any events at the Animal Kingdom or Hollywood Studios. As you can expect, all parks will likely be very busy. It's possible that the Magic Kingdom may hit maximum capacity. The water parks are likely to be full (and closed of any furthur guest entry) early in the day.