On October 24, 2019, Ambassador of the Republic of Serbia to Bulgaria Z. Jovic and Defense Representative of the Republic of Serbia to Bulgaria Z.Peric visited members of the Serbian Armed Forces participating in the tactical exercise "Lion Land 19". The exercise is being held from October 21 to 25 at the Slivnica training ground, and in addition to the members of the 21st Infantry Battalion of the Second Brigade of the KoV, about one hundred members of the Bulgarian Army have participated.