To assist the Italian advance , the Luftwaffe attacked Yugoslav troops in the Ljubljana region .
The Italian faced little resistance , and captured about 30,000 troops of the 7th Army waiting to surrender near Delnice .
To assist the Italian advance , the Luftwaffe attacked Yugoslav troops in the Ljubljana region , but the Italians faced little resistance , and captured about 30,000 troops of the 7th Army waiting to surrender near Delnice .