A MONG the more perplexing questions of Latin American history is the nature of the relationship between the landed creole aristocracy and merchant communities in the major colonial cities. In the case of Brazil, historians have long assumed that the planters, who dominated the colony socially and politically, and the urban merchants, who controlled credit and marketing, constituted two distinct and generally hostile groups.' In his wellknown study, A. J. R. Russell-Wood sought to show that in Bahia the merchants began to gain ascendancy over the planters around 1700 and by the middle of the eighteenth century had attained dominance in the political and social spheres as well as in the economic.2 This theory in turn has been challenged by John Kennedy, whose research indicated that the planters remained very active in the social and political life of Salvador throughout the late colonial period.3 Most previous discussions of the planter-merchant relationship in Brazil have been limited by a lack of information concerning the merchant communities in the seventeenth and early eighteenth centuries: