There were many causes to the revolutionary war. The main reason for the colonists to revolt was the control of commerce. No taxation without representation was the main issue involved with commerce. The colonists thought taxation without representation was unfair because the British didn't have a right to impose taxes on them. The colonists felt that taxation without representation limited their rights as British citizens. The demand for no taxation without representation also helped make the idea of democracy more popular.
The colonists felt that the British didn't have a right to tax them without them having representation in parliament. The colonists really didn't have a solid case against British oppression until the idea of no taxation without representation came along. When the stamp act was passed this idea became more popular. The colonists used the idea of no taxation without representation to protest British taxes. Daniel Dulany said, "A right to impose an internal tax on the colonies, without their consent for the single purpose of revenue, is denied."
He is saying that British didn't have the right to tax the colonists without representations.
The colonists felt that taxation without representation limited their rights as British citizens. They felt that as part of the British Empire they deserved representation in parliament. As part of the British Empire they deserved the rights that other people of the empire had. The colonists felt that the British just took advantage of them to get money from taxes.
The idea of no taxation without representation became a symbol for democracy. The colonists felt that taxes can only be imposed on them by themselves through the people they elect. In the resolution of the Stamp Act congress it says, "That the only representatives of the people of these colonies, are persons chosen...