His troops , however , were enough to prevent a Serbian invasion , and he introduced the Serbian delegation that negotiated with the Bulgarian king , Stefan Decanski .
However his troops were enough to prevent a Serbian invasion and he led the Serbian delegation which negotiated with the Bulgarian King Stefan Decanski .
However his troops were enough to prevent a Serbian invasion and he led the Serbian delegation which negotiated with the Bulgarian King Stefan Decanski .
أعد كتابة هذا النص: His troops , however , were enough to prevent a Serbian invasion , and he introduced the Serbian delegation that negotiated with the Bulgarian king , Stefan Decanski . خرج: