What was the main purpose of atlanta play host to the international cotton expositions (1881, 1885, 1895)?

The main purpose of Atlanta hosting the International Cotton Expos towards the end of the 1800's was to attract investment in the city and in the region. They wanted to demonstrate the appeal of developing industry and commerce in the region and were attempting to attract investments from outside industries and businesses. Atlanta wanted to grow and find other resources for revenue outside of the agricultural sector which much or almost all of its economy  depended on at the time, diversify the economy.