President Donald Trump is scheduled to deliver a major speech on the National Mall on Saturday evening as the United States marks its 250th anniversary. Multiple reports say the speech is expected to be a lengthy address and is positioned as a central event in the day’s planned celebrations. The programs also describe military flyovers and other festivities taking place across Washington, alongside events connected to the Great American State Fair. A large fireworks display is set for later in the day, following the speech. One outlet notes that record heat is expected in the region, which could affect how outdoor events proceed. Another outlet characterizes the speech as “historic” and says it will highlight stories of American heroes. First lady Melania Trump is also referenced in coverage of the day’s events. Overall, sources agree that the National Mall ceremony and the fireworks are key elements of the anniversary celebrations, with additional cultural and military-themed events scheduled throughout the day.