Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Harar Jugol, the Fortified Historic Town' has mentioned 'Trade' in the following places:
Occurrence Sentence Text Source
For centuries, Harar has been a major commercial center, linked by the trade routes with the rest of Ethiopia, the entire Horn of Africa, the Arabian Peninsula, and, through its ports, the outside world.
Harar was very dependent on Berbera for trade since the Middle Ages.
"[26] A significant portion of the trade between the two historic towns was controlled by merchants belonging to the Habr Awal Somali clan, who also partook in the trade of the renowned Harari coffee bean, which were named Berbera Coffee in the international market.
The British planned to revitalise the historic Harar-Berbera trade route by connecting the two cities via rail as a means to bolster trade.
A railway from Berbera to Harrar in Abyssinia was suggested as a means of bringing the interior of the protectorate within easy access, and at the same time of catering for the trade of Abyssinia; but it was vetoed on the ground that to compete with the French railway from Jibouti to Adis Ababa would be poor policy at a time when the entente cordiale had just been firmly cemented.
From the late 16th century to the 19th century Harar was an important trade centre between the coast and the interior highlands and a location for Islamic learning.