Key facts
- Federal authorities are planning a large security operation for America 250 celebrations in Washington D.C.
- Hundreds of thousands of visitors are expected for the America 250 festivities.
- Heightened political tensions and recent security incidents are factors in the security planning.
- Andy Burnham declined an invitation to the U.S. Embassy's 250th anniversary celebration in London.
- U.S. President Donald Trump made critical remarks about Andy Burnham.
- Donald Trump referred to Andy Burnham as a former "mayor of a town".
- Donald Trump labeled Andy Burnham as "extremely liberal."
Federal authorities are preparing for one of the largest security operations in Washington D.C.'s history for the upcoming America 250 festivities. The event is anticipated to draw hundreds of thousands of visitors to the nation's capital. This extensive security planning is being undertaken in the context of heightened political tensions and following recent security incidents that have raised concerns.