The claim is directly confirmed by the verified claims database.
- NATO launched Operation Allied Force on March 24, 1999, to address the humanitarian crisis in Kosovo, and the campaign lasted exactly 78 days, ending June 10, 1999, when Serbia agreed to withdraw forces from Kosovo.
- The operation included extensive bombing of Belgrade, Yugoslavia's capital, with documented incidents such as the April 3, 1999 strike on central Belgrade and the May 7, 1999 bombing of the Chinese Embassy.
- The 78-day figure is consistently reported across NATO records, academic research, and historical archives.
Overall validity: 100%