A Monopoly: The exclusive possession or control of the supply of or trade in a commodity or service. A monopoly runs other smaller companies out of business. For example Rockefeller had a monopoly of standardized oil, he was able to sell for lower prices which drove his competitors out of business.
Nonviolent direct action seeks to create such a crisis and establish such creative tension that a community that has constantly refused to negotiate is forced to confront the issue.