Meanwhile , Antalo emerged as the principal commercial center of Tigray , second only to Adwa .
Parallel to the physical extension of the town , Antalo 's population grew rapidly in the beginning of the 19th century .
Antalo emerged as the principal commercial center of Tigray , second only to Adwa .
Parallel to the physical extension of the town , Antalo 's population grew rapidly in the beginning of the 19th century .