According to the Serbian authorities, the NATO bombing of Yugoslavia in 1999 caused around 2,500 deaths and injured over 12,000 people.
Recurring pro-Kremlin disinformation about the number of civilian casualties of NATO bombing. An overview of various estimates of casualties in connection with the bombings can be found here. Read more about disinformation about the war in former Yugoslavia.
See here for more disinformation about the war in former Yugoslavia.