WAPA: Development of currency trade in Hausaland A picture taken in 1964 at the famous 'WAPA' market in Kano State shows that currency exchange is an old-time trade of the Hausa people. Wapa, which was established as a centre of currency exchange after the second world war, was said to be established somewhere between 1946 and 1948. Originally, Wapa was more than just a currency market. In fact, the acronym 'WAPA' stands for West African Pilgrims Association, which has nothing to do with currency exchange, except that the main founder of the...