The General Assembly adopted the Two Penny Acts of 1755 and 1758 as temporary relief measures in response to the failure of the‘s tobacco crops. was Virginia’s principal export, but it also backed the colony’s currency, and these crop failures threatened Virginia’s system of taxation for support of local and provincial government, including the parishes and clergy of the . The Two Penny Acts allowed and county courts to collect taxes and pay salaries in money calculated at the usual market price for tobacco rather than in tobacco at windfall rates. Although it reduced their annual salaries, relatively few Virginia clergymen objected to the , which expired after ten months. They were less amenable to the , however. Reverend Jacob Rowe spoke so vehemently against it that he was forced to apologize to the . Reverend , meanwhile, took the protest to London and succeeded in having the act revoked, which set up a conflict between Lieutenant Governor and the power of the Crown. When clergymen sued for their back wages, the controversy known as the Parsons’ Cause erupted and became a precedent for resistance to English authority.